Ratios and Rates

Front

What is a Ratio?

Back

A comparison of two quantities.

Front

Which of the following is NOT equivalent to 3:5? 15:25, 9:15, 21:28, 30:50

Back

21:28

Front

What is the missing number in the ratio table? 75: ?

Back

88

Front

What is a ratio comparing two different quantities?

Back

Rate.

Front

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

Back

$8 per pound.

Front

What is a Unit Rate?

Back

A rate with a denominator of one.

Front

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

Back

2:3.

Front

How do you simplify the ratio 10:15?

Back

Divide both sides by 5 to get 2:3.

Front

What is the ratio of 4 apples to 6 oranges?

Back

2:3.

Front

If you travel 60 miles in 2 hours, what is your speed in miles per hour?

Back

30 miles per hour.