# Starting Out With Python 3rd Edition Pdf Download

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Programming Exercise 2-1

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('Jack Shepard') ('123 Lost Lane') ('Boston, MA 99999') ('704-555-1212') ('Computer Science')

Start

Display “Jack Shepard”

Display “123 Lost Lane”

Display “Boston, MA 99999”

Display “704555-1212”

Display “Computer Science”

End

Programming Exercise 2-2 # Variables to hold the sales total and the profit salesTotal = 0.0 profit = 0.0 # Get the amount of projected sales. salesTotal = float(input('Enter the projected sales: ')) # Calculate the projected profit. profit = salesTotal * 0.23 # Print the projected profit. print ('The projected profit is ', format(profit, '.2f'))

Start

A

Declare Real salesTotal, profit

Set profit = salesTotal * 0.23

Display “Enter the projected sales.”

Input salesTotal

A

Display “The projected profit is “, profit

End

Programming Exercise 2-3 # Variables to hold the size of the tract and number of acres. tractSize = 0.0 acres = 0.0 # Constant for the number of square feet in an acre. SQ_FEET_PER_ACRE = 43560 # Get the square feet in the tract. tractSize = input('Enter the number of square feet in the tract.') # Calculate the acreage. acres = float(tractSize) / SQ_FEET_PER_ACRE # Print the number of acres. print ('The size of that tract is', format(acres, '.2f'), 'acres.')

Start

A

Declare Real tractSize, acres

Input tractSize

Constant Integer SQ_FEET_PER_ACRE = 43560

Set acres = tractSize / SQ_FEET_PER_ACRE

Display “Enter the number of square feet in the tract.”

Display “The size of that tract is“, acres, “acres.”

A

End

Programming Exercise 2-4 # Variables to hold the prices of each item, the subtotal, # and the total. item1 = 0.0 item2 = 0.0 item3 = 0.0 item4 = 0.0 item5 = 0.0 subtotal = 0.0 tax = 0.0 total = 0.0 # Constant for the sales tax rate. TAX_RATE = 0.07 # Get item1 item2 item3 item4 item5

the price of each item. = float(input('Enter the = float(input('Enter the = float(input('Enter the = float(input('Enter the = float(input('Enter the

price price price price price

of of of of of

item item item item item

#1: #2: #3: #4: #5:

# Calculate the subtotal. subtotal = item1 + item2 + item3 + item4 + item5 # Calculate the sales tax. tax = subtotal * TAX_RATE # Calculate the total. total = subtotal + tax # Print the values. print ('Subtotal: ', format(subtotal, '.2f')) print ('Sales Tax: ', format(tax, '.2f')) print ('Total: ', format(total, '.2f'))

')) ')) ')) ')) '))

Start

Declare Real item1, item2, item3, item4, item5, subtotal, tax, total

A

Display “Enter the price of item #3.”

B

Set subtotal = item1 + item2 + item3 + item4 + item5

Constant Real TAX_RATE = 0.07

Input item3

Display “Enter the price of item #1.”

Display “Enter the price of item #4.”

Set total = subtotal + tax

Input item1

Input item4

Display “Subtotal: $”, subtotal

Display “Enter the price of item #2.”

Display “Enter the price of item #5.”

Display “Sales Tax: $”, tax

Input item2

Input item5

Display “Total: $”, total

A

B

End

Set tax = subtotal * TAX_RATE

Programming Exercise 2-5 # Variables to hold the distances. distance6Hours = 0.0 distance10Hours = 0.0 distance15Hours = 0.0 # Constant for the speed. SPEED = 70 # Calculate the distance the car will travel in # 6, 10, and 15 hours. distance6Hours = SPEED * 6 distance10Hours = SPEED * 10 distance15Hours = SPEED * 15 # Print the results. print ('The car will travel the following distances:') print (distance6Hours,'miles in 6 hours.') print (distance10Hours,'miles in 10 hours.') print (distance15Hours,'miles in 15 hours.')

Start

A

Declare Real distance6Hours, distance10Hours, distance15Hours

Display “The car will travel the following distances.”

Constant Real SPEED = 70

Display distance6Hours, “miles in 6 hours.”

Set distance6Hours = SPEED * 6

Set distance10Hours = SPEED * 10

Set distance15Hours = SPEED * 15

A

Display distance10Hours , “miles in 10 hours.”

Display distance15Hours , “miles in 15 hours.”

End

Programming Exercise 2-6 # Variable declarations purchase = 0.0 stateTax = 0.0 countyTax = 0.0 totalTax = 0.0 totalSale = 0.0 # Constants for the state and county tax rates STATE_TAX_RATE = 0.05 COUNTY_TAX_RATE = 0.025 # Get the amount of the purchase. purchase = float(input('Enter the amount of the purchase: ')) # Calculate the state sales tax. stateTax = purchase * STATE_TAX_RATE # Calculate the county sales tax. countyTax = purchase * COUNTY_TAX_RATE # Calculate the total tax. totalTax = stateTax + countyTax # Calculate the total of the sale. totalSale = purchase + totalTax # Print information about the sale. print ('Purchase Amount:', format(purchase, '.2f')) print ('State Tax:', format(stateTax, '.2f')) print ('County Tax:', format(countyTax, '.2f')) print ('Total Tax:', format(totalTax, '.2f')) print ('Sale Total:', format(totalSale, '.2f'))

Start

A

B

Declare Real purchase, stateTax, countyTax, totalTax, totalSale

Set countyTax = purchase * COUNTY_TAX_RATE

Display “Total Tax: “, totalTax

Constant Real STATE_TAX_RATE = 0.05

Set totalTax = stateTax + countyTax

Display “Sale Total: “, totalSale

Constant Real COUNTY_TAX_RATE = 0.025

Display “Enter the amount of the purchase.”

Set totalSale = purchase + totalTax

Display “Purchase Amount: “, purchase

Display “State Tax: “, stateTax Input purchase Display “County Tax: “, countyTax Set stateTax = purchase * STATE_TAX_RATE

A

B

End

Programming Exercise 2-7 # Declare variables to hold miles driven, gallons # of fuel used, and miles-per-gallon. miles = 0.0 gallons = 0.0 mpg = 0.0 # Get the miles driven. miles = float(input('Enter the miles driven: ')) # Get the gallons of fuel used. gallons = float(input('Enter the gallons of fuel used: ')) # Calculate miles-per-gallon. mpg = miles / gallons # Print the result. print ('You used', format(mpg, '.2f'), 'miles per gallon.')

Start

A

Declare Real miles, gallons, mpg

Input gallons

Display “Enter the miles driven.”

Set mpg = miles / gallons

Input miles

Display “Enter the gallons of fuel used.”

A

Display “You used”, mpg “miles per gallon.”

End

Programming Exercise 2-8 # Declare variables for food charges, tip, tax, and total. food = 0.0 tip = 0.0 tax = 0.0 total = 0.0 # Constants for the tax rate and tip rate. TAX_RATE = 0.07 TIP_RATE = 0.18 # Get the food charges. food = float(input('Enter the charge for food: ')) # Calculate the tip. tip = food * TIP_RATE # Calculate the tax. tax = food * TAX_RATE # Calculate the total. total = food + tip + tax # Print the tip, tax, and total. print ('Tip: $', format(tip, '.2f')) print ('Tax: $', format(tax, '.2f')) print ('Total: $', format(total, '.2f'))

Start

A

Declare Real food, tax, tip, total

Set tax = food * TAX_RATE

Constant Real TAX_RATE = 0.07

Set total = food + tip + tax

Constant Real TIP_RATE = 0.18

Display “Tip: $”, tip

Display “Enter the charge for food.”

Display “Tax: $”, tax

Input food

Display “Total: $”, total

Set tip = food * TIP_RATE

End

A

Programming Exercise 2-9 # Declare variables to hold the temperatures. celsius = 0.0 fahrenheit = 0.0 # Get the Celsius temperature. celsius = float(input('Enter a Celsius temperature: ')) # Calculate the Fahrenheit equivalent. fahrenheit = (9.0 / 5.0) * celsius + 32 # Display the Fahrenheit temperature. print ('That is equal to', format(fahrenheit, '.2f'), 'degrees Fahrenheit.')

Start

Declare Real celsius, fahrenheit

Display “Enter a Celsius temperature.”

Input celsius

Set fahrenheit = (9.0 / 5.0) * celsius + 32

Display “That is equal to”, fahrenheit, “degrees Fahrenheit

End

Programming Exercise 2-10 # Variables for the number of cookies, # cups of sugar, butter, and flour. cookies = 0.0 sugar = 0.0 butter = 0.0 flour = 0.0 # Constants for the number of cookies, cups # of sugar, butter, and flour in the original recipe. COOKIES_RECIPE = 48.0 SUGAR_RECIPE = 1.5 BUTTER_RECIPE = 1.0 FLOUR_RECIPE = 2.75 # Get the number of cookies. cookies = float(input('Enter the number of cookies: ')) # Calculate the cups of sugar needed to make the cookies. sugar = (cookies * SUGAR_RECIPE) / COOKIES_RECIPE # Calculate the cups of butter needed to make the cookies. butter = (cookies * BUTTER_RECIPE) / COOKIES_RECIPE # Calculate the cups of flour needed to make the cookies. flour = (cookies * FLOUR_RECIPE) / COOKIES_RECIPE # Print the amount of butter, sugar, and flour needed # to make the specified number of cookies. print ('To make', cookies, 'cookies, you will need:') print (format(sugar, '.2f'), 'cups of sugar') print (format(butter, '.2f'), 'cups of butter') print (format(flour, '.2f'), 'cups of flour')

Start

A

Declare Real cookies, sugar, butter, flour

Input cookies

Constant Real COOKIES_RECIPE = 48.0

Constant Real SUGAR_RECIPE = 1.5

Constant Real BUTTER_RECIPE = 1.0

Constant Real FLOUR_RECIPE = 2.75

Display “Enter the number of cookies.”

A

sugar = (cookies * SUGAR_RECIPE) / COOKIES_RECIPE

B

Display butter, “cups of butter.”

Display flour, “cups of flour.”

butter = (cookies * BUTTER_RECIPE) / COOKIES_RECIPE End

flour = (cookies * FLOUR_RECIPE) / COOKIES_RECIPE

Display “To make”, cookies, “cookies, you will need:”

Display sugar, “cups of sugar.”

B

Programming Exercise 2-11 # Variables for the number of male and female students, # total number of students, and the percentage of male # and female students. male = 0 female = 0 total = 0 percentMale = 0.0 percentFemale = 0.0 # Get the number of male students. male = int(input('Enter the number of male students: ')) # Get the number of female students. female = int(input('Enter the number of female students: ')) # Calculate the total number of students. total = male + female # Calculate the percentage of male students. percentMale = male / total # Calculate the percentage of female students. percentFemale = female / total # Print the percentage of male students. print('Male:', format(percentMale, '.2f'), '%') # Print the percentage of female students. print('Female:', format(percentFemale, '.2f'), '%')

Start

A

Declare Integer male, female, total

percentMale = male / total

Declare Real percentMale, percentFemale

percentFemale = female / total

Input male

Display “Male:”, percentMale, “%:”

Input female Display “Female:”, percentFemale, “%” total = male + female

End A

Programming Exercise 2-12 # Named constants COMMISSION_RATE = 0.03 NUM_SHARES = 2000 PURCHASE_PRICE = 40.0 SELLING_PRICE = 42.75 # Variables amountPaidForStock = 0.0 purchaseCommission = 0.0 totalPaid = 0.0 stockSoldFor = 0.0 sellingCommission = 0.0 totalReceived = 0.0 profitOrLoss = 0.0

# # # # # # #

Amount paid for the stock Commission paid to purchase stock Total amount paid Amount stock sold for Commission paid to sell stock Total amount received Amount of profit or loss

# Calculate the amount that Joe paid for the stock, not # including the commission. amountPaidForStock = NUM_SHARES * PURCHASE_PRICE # Calculate the amount of commission that Joe paid his broker # when he bought the stock. purchaseCommission = COMMISSION_RATE * amountPaidForStock # Calculate the total amount that Joe paid, which is the amount # he paid for the stock plus the commission he paid his broker. totalPaid = amountPaidForStock + purchaseCommission # Calcualate the amount that Joe sold the stock for. stockSoldFor = NUM_SHARES * SELLING_PRICE # Calculate the amount of commission that Joe paid his broker # when he sold the stock. sellingCommission = COMMISSION_RATE * stockSoldFor # Calculate the amount of money left over, after Joe paid # his broker. totalReceived = stockSoldFor - sellingCommission # Calculate the amount of profit or loss. If this amount is a # positive number, it is profit. If this is a negative number it # is a loss. profitOrLoss = totalReceived – totalPaid # Print the required data. print ('Amount paid for the stock: $', format(amountPaidForStock, '.2f')) print ('Commission paid on the purchase: $', format(purchaseCommission, '.2f')) print ('Amount the stock sold for: $', format(stockSoldFor, '.2f')) print ('Commission paid on the sale: $', format(sellingCommission, '.2f')) print ('Profit (or loss if negative): $', format(profitOrLoss, '.2f'))

Start

A

B

Constant Real COMMISSION_RATE = 0.03 Constant Integer NUM_SHARES = 2000 Constant Real PURCHASE_PRICE = 40.0 Constant Real SELLING_PRICE = 42.75

Set totalPaid = amountPaidForStock + purchaseCommission

Display “Amount paid for stock: $”, amountPaidFor Stock

Declare Real amountPaidForStock Declare Real purchaseCommission Declare Real totalPaid Declare Real stockSoldFor Declare Real sellingCommission Declare Real totalReceived Declare Real profitOrLoss

Set sellingCommission = COMMISSION_RATE * stockSoldFor

Set stockSoldFor = NUM_SHARES * SELLING_PRICE

Set totalReceived = stockSoldFor sellingCommission

Set amountPaidForStock = NUM_SHARES * PURCHASE_PRICE

Set profitOrLoss = totalReceived - totalPaid

Set purchaseCommission = COMMISSION_RATE * amountPaidForStock

B

A

Display “Commission paid on the purchase: $”, purchaseComm ission

Display “Amount the stock sold for: $”, stockSoldFor

Display “Commission paid on the sale: $”, sellingCommissi on

Display “Profit (or loss if negative): $, profitOrLoss

End

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('Jack Shepard') ('123 Lost Lane') ('Boston, MA 99999') ('704-555-1212') ('Computer Science')

Start

Display “Jack Shepard”

Display “123 Lost Lane”

Display “Boston, MA 99999”

Display “704555-1212”

Display “Computer Science”

End

Programming Exercise 2-2 # Variables to hold the sales total and the profit salesTotal = 0.0 profit = 0.0 # Get the amount of projected sales. salesTotal = float(input('Enter the projected sales: ')) # Calculate the projected profit. profit = salesTotal * 0.23 # Print the projected profit. print ('The projected profit is ', format(profit, '.2f'))

Start

A

Declare Real salesTotal, profit

Set profit = salesTotal * 0.23

Display “Enter the projected sales.”

Input salesTotal

A

Display “The projected profit is “, profit

End

Programming Exercise 2-3 # Variables to hold the size of the tract and number of acres. tractSize = 0.0 acres = 0.0 # Constant for the number of square feet in an acre. SQ_FEET_PER_ACRE = 43560 # Get the square feet in the tract. tractSize = input('Enter the number of square feet in the tract.') # Calculate the acreage. acres = float(tractSize) / SQ_FEET_PER_ACRE # Print the number of acres. print ('The size of that tract is', format(acres, '.2f'), 'acres.')

Start

A

Declare Real tractSize, acres

Input tractSize

Constant Integer SQ_FEET_PER_ACRE = 43560

Set acres = tractSize / SQ_FEET_PER_ACRE

Display “Enter the number of square feet in the tract.”

Display “The size of that tract is“, acres, “acres.”

A

End

Programming Exercise 2-4 # Variables to hold the prices of each item, the subtotal, # and the total. item1 = 0.0 item2 = 0.0 item3 = 0.0 item4 = 0.0 item5 = 0.0 subtotal = 0.0 tax = 0.0 total = 0.0 # Constant for the sales tax rate. TAX_RATE = 0.07 # Get item1 item2 item3 item4 item5

the price of each item. = float(input('Enter the = float(input('Enter the = float(input('Enter the = float(input('Enter the = float(input('Enter the

price price price price price

of of of of of

item item item item item

#1: #2: #3: #4: #5:

# Calculate the subtotal. subtotal = item1 + item2 + item3 + item4 + item5 # Calculate the sales tax. tax = subtotal * TAX_RATE # Calculate the total. total = subtotal + tax # Print the values. print ('Subtotal: ', format(subtotal, '.2f')) print ('Sales Tax: ', format(tax, '.2f')) print ('Total: ', format(total, '.2f'))

')) ')) ')) ')) '))

Start

Declare Real item1, item2, item3, item4, item5, subtotal, tax, total

A

Display “Enter the price of item #3.”

B

Set subtotal = item1 + item2 + item3 + item4 + item5

Constant Real TAX_RATE = 0.07

Input item3

Display “Enter the price of item #1.”

Display “Enter the price of item #4.”

Set total = subtotal + tax

Input item1

Input item4

Display “Subtotal: $”, subtotal

Display “Enter the price of item #2.”

Display “Enter the price of item #5.”

Display “Sales Tax: $”, tax

Input item2

Input item5

Display “Total: $”, total

A

B

End

Set tax = subtotal * TAX_RATE

Programming Exercise 2-5 # Variables to hold the distances. distance6Hours = 0.0 distance10Hours = 0.0 distance15Hours = 0.0 # Constant for the speed. SPEED = 70 # Calculate the distance the car will travel in # 6, 10, and 15 hours. distance6Hours = SPEED * 6 distance10Hours = SPEED * 10 distance15Hours = SPEED * 15 # Print the results. print ('The car will travel the following distances:') print (distance6Hours,'miles in 6 hours.') print (distance10Hours,'miles in 10 hours.') print (distance15Hours,'miles in 15 hours.')

Start

A

Declare Real distance6Hours, distance10Hours, distance15Hours

Display “The car will travel the following distances.”

Constant Real SPEED = 70

Display distance6Hours, “miles in 6 hours.”

Set distance6Hours = SPEED * 6

Set distance10Hours = SPEED * 10

Set distance15Hours = SPEED * 15

A

Display distance10Hours , “miles in 10 hours.”

Display distance15Hours , “miles in 15 hours.”

End

Programming Exercise 2-6 # Variable declarations purchase = 0.0 stateTax = 0.0 countyTax = 0.0 totalTax = 0.0 totalSale = 0.0 # Constants for the state and county tax rates STATE_TAX_RATE = 0.05 COUNTY_TAX_RATE = 0.025 # Get the amount of the purchase. purchase = float(input('Enter the amount of the purchase: ')) # Calculate the state sales tax. stateTax = purchase * STATE_TAX_RATE # Calculate the county sales tax. countyTax = purchase * COUNTY_TAX_RATE # Calculate the total tax. totalTax = stateTax + countyTax # Calculate the total of the sale. totalSale = purchase + totalTax # Print information about the sale. print ('Purchase Amount:', format(purchase, '.2f')) print ('State Tax:', format(stateTax, '.2f')) print ('County Tax:', format(countyTax, '.2f')) print ('Total Tax:', format(totalTax, '.2f')) print ('Sale Total:', format(totalSale, '.2f'))

Start

A

B

Declare Real purchase, stateTax, countyTax, totalTax, totalSale

Set countyTax = purchase * COUNTY_TAX_RATE

Display “Total Tax: “, totalTax

Constant Real STATE_TAX_RATE = 0.05

Set totalTax = stateTax + countyTax

Display “Sale Total: “, totalSale

Constant Real COUNTY_TAX_RATE = 0.025

Display “Enter the amount of the purchase.”

Set totalSale = purchase + totalTax

Display “Purchase Amount: “, purchase

Display “State Tax: “, stateTax Input purchase Display “County Tax: “, countyTax Set stateTax = purchase * STATE_TAX_RATE

A

B

End

Programming Exercise 2-7 # Declare variables to hold miles driven, gallons # of fuel used, and miles-per-gallon. miles = 0.0 gallons = 0.0 mpg = 0.0 # Get the miles driven. miles = float(input('Enter the miles driven: ')) # Get the gallons of fuel used. gallons = float(input('Enter the gallons of fuel used: ')) # Calculate miles-per-gallon. mpg = miles / gallons # Print the result. print ('You used', format(mpg, '.2f'), 'miles per gallon.')

Start

A

Declare Real miles, gallons, mpg

Input gallons

Display “Enter the miles driven.”

Set mpg = miles / gallons

Input miles

Display “Enter the gallons of fuel used.”

A

Display “You used”, mpg “miles per gallon.”

End

Programming Exercise 2-8 # Declare variables for food charges, tip, tax, and total. food = 0.0 tip = 0.0 tax = 0.0 total = 0.0 # Constants for the tax rate and tip rate. TAX_RATE = 0.07 TIP_RATE = 0.18 # Get the food charges. food = float(input('Enter the charge for food: ')) # Calculate the tip. tip = food * TIP_RATE # Calculate the tax. tax = food * TAX_RATE # Calculate the total. total = food + tip + tax # Print the tip, tax, and total. print ('Tip: $', format(tip, '.2f')) print ('Tax: $', format(tax, '.2f')) print ('Total: $', format(total, '.2f'))

Start

A

Declare Real food, tax, tip, total

Set tax = food * TAX_RATE

Constant Real TAX_RATE = 0.07

Set total = food + tip + tax

Constant Real TIP_RATE = 0.18

Display “Tip: $”, tip

Display “Enter the charge for food.”

Display “Tax: $”, tax

Input food

Display “Total: $”, total

Set tip = food * TIP_RATE

End

A

Programming Exercise 2-9 # Declare variables to hold the temperatures. celsius = 0.0 fahrenheit = 0.0 # Get the Celsius temperature. celsius = float(input('Enter a Celsius temperature: ')) # Calculate the Fahrenheit equivalent. fahrenheit = (9.0 / 5.0) * celsius + 32 # Display the Fahrenheit temperature. print ('That is equal to', format(fahrenheit, '.2f'), 'degrees Fahrenheit.')

Start

Declare Real celsius, fahrenheit

Display “Enter a Celsius temperature.”

Input celsius

Set fahrenheit = (9.0 / 5.0) * celsius + 32

Display “That is equal to”, fahrenheit, “degrees Fahrenheit

End

Programming Exercise 2-10 # Variables for the number of cookies, # cups of sugar, butter, and flour. cookies = 0.0 sugar = 0.0 butter = 0.0 flour = 0.0 # Constants for the number of cookies, cups # of sugar, butter, and flour in the original recipe. COOKIES_RECIPE = 48.0 SUGAR_RECIPE = 1.5 BUTTER_RECIPE = 1.0 FLOUR_RECIPE = 2.75 # Get the number of cookies. cookies = float(input('Enter the number of cookies: ')) # Calculate the cups of sugar needed to make the cookies. sugar = (cookies * SUGAR_RECIPE) / COOKIES_RECIPE # Calculate the cups of butter needed to make the cookies. butter = (cookies * BUTTER_RECIPE) / COOKIES_RECIPE # Calculate the cups of flour needed to make the cookies. flour = (cookies * FLOUR_RECIPE) / COOKIES_RECIPE # Print the amount of butter, sugar, and flour needed # to make the specified number of cookies. print ('To make', cookies, 'cookies, you will need:') print (format(sugar, '.2f'), 'cups of sugar') print (format(butter, '.2f'), 'cups of butter') print (format(flour, '.2f'), 'cups of flour')

Start

A

Declare Real cookies, sugar, butter, flour

Input cookies

Constant Real COOKIES_RECIPE = 48.0

Constant Real SUGAR_RECIPE = 1.5

Constant Real BUTTER_RECIPE = 1.0

Constant Real FLOUR_RECIPE = 2.75

Display “Enter the number of cookies.”

A

sugar = (cookies * SUGAR_RECIPE) / COOKIES_RECIPE

B

Display butter, “cups of butter.”

Display flour, “cups of flour.”

butter = (cookies * BUTTER_RECIPE) / COOKIES_RECIPE End

flour = (cookies * FLOUR_RECIPE) / COOKIES_RECIPE

Display “To make”, cookies, “cookies, you will need:”

Display sugar, “cups of sugar.”

B

Programming Exercise 2-11 # Variables for the number of male and female students, # total number of students, and the percentage of male # and female students. male = 0 female = 0 total = 0 percentMale = 0.0 percentFemale = 0.0 # Get the number of male students. male = int(input('Enter the number of male students: ')) # Get the number of female students. female = int(input('Enter the number of female students: ')) # Calculate the total number of students. total = male + female # Calculate the percentage of male students. percentMale = male / total # Calculate the percentage of female students. percentFemale = female / total # Print the percentage of male students. print('Male:', format(percentMale, '.2f'), '%') # Print the percentage of female students. print('Female:', format(percentFemale, '.2f'), '%')

Start

A

Declare Integer male, female, total

percentMale = male / total

Declare Real percentMale, percentFemale

percentFemale = female / total

Input male

Display “Male:”, percentMale, “%:”

Input female Display “Female:”, percentFemale, “%” total = male + female

End A

Programming Exercise 2-12 # Named constants COMMISSION_RATE = 0.03 NUM_SHARES = 2000 PURCHASE_PRICE = 40.0 SELLING_PRICE = 42.75 # Variables amountPaidForStock = 0.0 purchaseCommission = 0.0 totalPaid = 0.0 stockSoldFor = 0.0 sellingCommission = 0.0 totalReceived = 0.0 profitOrLoss = 0.0

# # # # # # #

Amount paid for the stock Commission paid to purchase stock Total amount paid Amount stock sold for Commission paid to sell stock Total amount received Amount of profit or loss

# Calculate the amount that Joe paid for the stock, not # including the commission. amountPaidForStock = NUM_SHARES * PURCHASE_PRICE # Calculate the amount of commission that Joe paid his broker # when he bought the stock. purchaseCommission = COMMISSION_RATE * amountPaidForStock # Calculate the total amount that Joe paid, which is the amount # he paid for the stock plus the commission he paid his broker. totalPaid = amountPaidForStock + purchaseCommission # Calcualate the amount that Joe sold the stock for. stockSoldFor = NUM_SHARES * SELLING_PRICE # Calculate the amount of commission that Joe paid his broker # when he sold the stock. sellingCommission = COMMISSION_RATE * stockSoldFor # Calculate the amount of money left over, after Joe paid # his broker. totalReceived = stockSoldFor - sellingCommission # Calculate the amount of profit or loss. If this amount is a # positive number, it is profit. If this is a negative number it # is a loss. profitOrLoss = totalReceived – totalPaid # Print the required data. print ('Amount paid for the stock: $', format(amountPaidForStock, '.2f')) print ('Commission paid on the purchase: $', format(purchaseCommission, '.2f')) print ('Amount the stock sold for: $', format(stockSoldFor, '.2f')) print ('Commission paid on the sale: $', format(sellingCommission, '.2f')) print ('Profit (or loss if negative): $', format(profitOrLoss, '.2f'))

Start

A

B

Constant Real COMMISSION_RATE = 0.03 Constant Integer NUM_SHARES = 2000 Constant Real PURCHASE_PRICE = 40.0 Constant Real SELLING_PRICE = 42.75

Set totalPaid = amountPaidForStock + purchaseCommission

Display “Amount paid for stock: $”, amountPaidFor Stock

Declare Real amountPaidForStock Declare Real purchaseCommission Declare Real totalPaid Declare Real stockSoldFor Declare Real sellingCommission Declare Real totalReceived Declare Real profitOrLoss

Set sellingCommission = COMMISSION_RATE * stockSoldFor

Set stockSoldFor = NUM_SHARES * SELLING_PRICE

Set totalReceived = stockSoldFor sellingCommission

Set amountPaidForStock = NUM_SHARES * PURCHASE_PRICE

Set profitOrLoss = totalReceived - totalPaid

Set purchaseCommission = COMMISSION_RATE * amountPaidForStock

B

A

Display “Commission paid on the purchase: $”, purchaseComm ission

Display “Amount the stock sold for: $”, stockSoldFor

Display “Commission paid on the sale: $”, sellingCommissi on

Display “Profit (or loss if negative): $, profitOrLoss

End

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Genre : Computers

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ISBN : 0133582736

Genre : Computers

File Size : 49.75 MB

Format : PDF, ePub

Download : 735

Read : 174