Understanding Ratios and Unit Rates

Ella has 5 balloons. Taylor has 7 balloons. Write the ratio of Ella's balloons to Taylor's balloons.

• 7:5

• 5:7

• 3:5

• 5:3

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the ratio of 8 to 12 in simplest form?

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

If a car travels 150 miles in 3 hours, what is the unit rate in miles per hour?

• 45 miles per hour

• 50 miles per hour

• 55 miles per hour

• 60 miles per hour

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A recipe requires 4 cups of flour for every 6 cups of sugar. What is the ratio of flour to sugar?

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

If a cyclist covers 90 kilometers in 5 hours, what is the cyclist's speed in kilometers per hour?

• 15 km/h

• 18 km/h

• 20 km/h

• 22 km/h

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

The ratio of boys to girls in a class is 5:7. If there are 35 boys, how many girls are there?

• 42

• 49

• 50

• 56

A car travels 240 miles using 8 gallons of gasoline. What is the car's fuel efficiency in miles per gallon?

• 25 mpg

• 28 mpg

• 30 mpg

• 32 mpg

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

If the ratio of cats to dogs in a shelter is 3:4 and there are 12 cats, how many dogs are there?

• 12

• 14

• 16

• 18

A train travels 300 miles in 5 hours. What is the train's average speed in miles per hour?

• 50 mph

• 55 mph

• 60 mph

• 65 mph

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

The ratio of the length to the width of a rectangle is 5:2. If the width is 10 units, what is the length?

• 20 units

• 25 units

• 30 units

• 35 units