U7 Review: Rates, Ratios, and Proportions

Front

What does the point (2, 92) mean in the context of a graph?

Back

Traveled 92 miles in 2 hours.

Front

Simplify the ratio of 20 to 25.

Back

4 to 5.

Front

Solve for n in the equation: 3n = 45.

Back

15.

Front

What is the rate of change (unit rate) for a graph showing 80 miles in 2 hours?

Back

40.

Front

If Nathan packs 39 boxes in 3 hours, how many boxes can he pack in 8 hours?

Back

104 boxes.

Front

Define 'rate' in terms of ratios.

Back

A rate is a ratio that compares two quantities with different units.

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Front

How do you convert a ratio to a fraction?

Back

Write the first quantity as the numerator and the second quantity as the denominator.

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is 1.

Front

If a recipe requires 2 cups of flour for every 3 cups of sugar, what is the ratio of flour to sugar?

Back

2 to 3.