Big Ideas Chapter 3 Review

Front

How many centimeters are in 12 inches?

Back

30.48 centimeters

Front

Simplify the ratio 8 : 12.

Back

2 : 3

Front

What number is missing in the sequence? 11, __, 13

Back

12

Front

What is the ratio of birds to dogs if there are 6 birds and 13 dogs?

Back

6 : 13

Front

If erasers cost 5 cents each, how much do 10 erasers cost?

Back

50 cents

Front

What is the formula to convert inches to centimeters?

Back

Multiply the number of inches by 2.54.

Front

What is a ratio?

Back

A ratio is a comparison of two quantities.

Front

How do you simplify a ratio?

Back

Divide both terms of the ratio by their greatest common divisor.

Front

What is the greatest common divisor (GCD) of 8 and 12?

Back

4

Front

If a recipe calls for a ratio of 2:3 of sugar to flour, how much sugar is needed for 6 cups of flour?

Back

4 cups of sugar.