# Chapter 2 number 6 solution

Chapter 2 Number 6
Write a C# program that declares variables to represent the length and width of a
room in feet. Assign appropriate values to the variables, such as length = 15 and
width = 25. Compute and display the floor space of the room in square feet
(area = length * width). As output, do not display only a value; instead, display
explanatory text with the value, such as The floor space is 375 square feet.
Save the program as Room.cs.

Chapter 2 Number 16
Write a program that prompts the user for a name, Social Security number, hourly pay rate, and number of hours worked. In an attractive format (similar to Figure 2-24), dis-play all the input data as well as the following:

» Gross pay, defined as hourly pay rate times hours worked
» Federal withholding tax, defined as 15% of the gross pay
» State withholding tax, defined as 5% of the gross pay
» Net pay, defined as gross pay minus taxes
Save the program as Payroll.cs.

Chapter 3 Number 3
Write a program that prompts a user for an hourly pay rate. If the user enters values less than \$5.65 or greater than \$49.99, prompt the user again. If the user enters an invalid value again, display an appropriate error message. If the user enters a valid value on either the first or second attempt, display the pay rate as well as the weekly rate, which is calculated as 40 times the hourly rate. Save the program as EnsureValidPayRate.cs.

Chapter 3 Number 7
Write a program that allows the user to enter two integers and a character. If the
character is A, add the two integers. If it is S, subtract the second integer from the first. If it is M, multiply the integers. Display the results of the arithmetic. Save the file as Calculate.cs.

Chapter 4 Number 1
Write a program that allows the user to enter any number of integer values continuously (in any order) until the user enters 999. Display the sum of the values entered, not including 999. Save the file as Sum.cs.

Chapter 4 Number 4
Three salespeople work at Sunshine Hot Tubs—Andrea, Brittany, and Eric. Write a
program that prompts the user for a salesperson’s initial (‘A’, ‘B’, or ‘E’). While the user does not type ‘Z’, continue by prompting for the amount of a sale the salesperson

Chapter 5 Number 1
Write a program containing an array that holds five integers. Assign values to the integers. Display the integers from first to last, and then display them from last to first. Save the program as IntegerList.cs.

Chapter 5 Number 7
Write a program that computes commissions for automobile salespeople based on the
value of the car. Salespeople receive 5 percent of the sale price for any car sold for up to
and including \$15,000; 7 percent for any car over \$15,000 up to and including \$24,000;
and 10 percent of the sale price of any car over \$24,000. Write a program that allows a
user to enter a car price. The output is the salesperson’s commission. Save the program
as Commission.cs

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