Unit 3 Test A mid PUENTES

Front

Does the table represent a proportional relationship?

Back

No, a proportional relationship means that as one quantity increases, the other quantity increases at a constant rate.

Front

A water hose had filled up 1/7 of a pool after 1/10 of an hour. At this rate, how many hours would it take to fill the pool?

Back

7/10 of an hour.

Front

A recipe calls for 2/3 cup of sugar. How much sugar is needed for 1 1/2 cups of flour?

Back

1 cup.

Front

Hamburger meat sells for $6 for every 3 pounds. If Alicia buys 10 pounds of hamburger meat, how much will she pay?

Back

$20.

Front

The ratio of boys to girls is 3 to 2. If there are 12 boys, how many girls are there?

Back

8.

Front

What is a proportional relationship?

Back

A relationship where two quantities maintain a constant ratio.

Front

How do you find the total cost when given a price per unit?

Back

Multiply the price per unit by the number of units.

Front

What is a ratio?

Back

A comparison of two quantities, often expressed as a fraction.

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.

Front

What is the formula for finding the unit rate?

Back

Divide the total quantity by the number of units.