Question: Write a programto using the principle of control structures (if /else statements) determine which the students grade, based on the marks numbers entered by the

Write a program to using the principle of control structures (if /else statements) determine which the students grade, based on the marks numbers entered by the user (Using the table below). (10pts)

 

From

To

Grade

90

100

A

80

89

B

70

79

C

0

69

F

 

b. Write an algorithm to determine the average of any five (5) numbers and display the below after: The sum, the product and the average. (10pts)

c. Describe what is a variable and how is it used in a program.(5pts)

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