Referenced from lesson Problem Decomposition

Directions: Use the Design Recipe to write a function revenue, which takes in the number of glasses sold at $1.75 apiece and calculates the total revenue.

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: Use the Design Recipe to write a function cost, which takes in the number of glasses sold and calculates the total cost of materials if each glass costs $.30 to make.

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

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