Referenced from lesson Restating the Problem

Directions: For his birthday, James’ family decided to open a savings account for him. He started with \$50 and committed to adding \$10 a week from his afterschool job teaching basketball to kindergartners. Write a function `savings` that takes in the number of weeks since his birthday and calculates how much money he has saved.

 Contract and Purpose Statement

Every contract has three parts…​

; _______:_______->______

; ______________________________________________________________________________________

 Examples

Write some examples, then circle and label what changes…​

(EXAMPLE (_______ ___)_________________)

(EXAMPLE (_______ ___)_________________)

 Definition

Write the definition, giving variable names to all your input values…​

(define (_______ ______)

_____________________)

Directions: Write a function `moving` that takes in the days and number of miles driven and returns the cost of renting a truck. The truck is \$45 per day and each driven mile is 15¢.

 Contract and Purpose Statement

Every contract has three parts…​

; ______:______________->______

; ____________________________________________________________________________________________________________________________________________________________________

 Examples

Write some examples, then circle and label what changes…​

(EXAMPLE (______ ______)__________________________)

(EXAMPLE (______ _______)___________________________)

 Definition

Write the definition, giving variable names to all your input values…​

(define (______ ___________)

________________________________)

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