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 Interactive Checkpoint
 Ratio:  A comparison of two quantities that have the same unit of measure.

Answer the following questions about ratios.
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Graded Response
a) A scale model of a car has a ratio of 2:25 compared to the real car. How many times larger is the diameter of the real car's tires? a)

b) The ratio of boys to girls in a class is 5/3. If 10 boys are in the class, then how many students are in the class?

 

b)

c) The side lengths of two equilateral triangles have a ratio of 4:1. How many times larger is the area of the larger triangle?

c)