Multiple Choice 1 through 10 starting on page 267
1) B
2) D
3) A
4) C
5) B
6) B
7) C
8) B
9) A
10) A

Algorithm Workbench 1 through 3 problems on page 269
1)
Declare integer rand set rand = random (1, 100) Display rand
End function
2)
Display “Enter a number” Input number Set number = number /2 Display “The half of”, number, “is” Display “Press Enter to continue” Function half (Integer number) Return number
End function

3)
Function Integer cube (integer num)
Declare Integer num Display “Enter a number” Input num Return num * num
End function

Debugging Exercises (1 through 3) starting on page 269
1) Correct way
// This program displays three random numbers in the range of 1 through 7.
Declare Integer count

// Display three random numbers For count = 1 to 3
Display random(7,1)
End For
2)
Wrong way – Return discount Correct way – Return discountPrice
3)
Wrong way - Display "10 percent of ", value, " is ", result
Correct way - Display "10 percent of ", value, " is ", result*.1

Programming Exercise number 1 on page 270
Variables
Rectangles height and length Rectangles area

IPO Chart iNPUT | PROCESS | OUTPUT | Rectangle heightRectangle length | Multiply Height * Length | Rectangle Area |

Hierarchy Chart
Main
Main

Display area
Display area
Calculate height*length
Calculate height*length
Find rectangle area
Find rectangle area

Pseudocode
Module Main()
Declare height, length, area, perimeter as float Display “Enter rectangle height: “ Input height Display “Enter rectangle length: “ Input width area = calcArea(height, length) perimeter = calcPerimeter(height, length) Display results(area, perimeter)
End Main