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…​

_______:_______->______

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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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