12.9 Weekly Review

Front

What is the equation that relates the amount of money earned, m, after t hours of work at a rate of $8.50 per hour?

Back

m = 8.50t

Front

If a rectangular room measures 25 feet by 20 feet, what is the scale of a drawing where 1 inch represents 5 feet?

Back

1 in = 5 ft

Front

In a proportional relationship, which point on the graph represents the unit rate?

Back

(1, y)

Front

What is the result of the expression -5 - (-3)?

Back

-2

Front

What is the value of the expression 8 - 8?

Back

0

Front

What is the unit rate in a situation where 10 apples cost $5?

Back

$0.50 per apple

Front

If a car travels 60 miles in 1 hour, what is the speed of the car in miles per hour?

Back

60 miles per hour

Front

What is the formula for calculating the area of a rectangle?

Back

Area = length × width

Front

What is the definition of a proportional relationship?

Back

A relationship where two quantities maintain a constant ratio.

Front

What is the result of the expression 3 × 4 + 2?

Back

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