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…
examples:
_________ (__) is_______________
_________ (__) is_______________
end
Definition |
Write the definition, giving variable names to all your input values…
fun _______(_____________):
___________________
end
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 $55 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…
examples:
________ (______) is________________________
________ (_______) is_________________________
end
Definition |
Write the definition, giving variable names to all your input values…
fun ______(___________):
______________________________
end
These materials were developed partly through support of the National Science Foundation,
(awards 1042210, 1535276, 1648684, and 1738598). 
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