Ratios Scales

The scale of a map is 3 cm to 7.5 km. Find the scale of the map.

• 1 : 250

• 1 : 2500

• 1 : 250000

• 1 cm : 250 cm

Which ratio is proportional to the ratio  1/5?

• 2/5

• 2/10

• 5/1

• 15/20

A __________ is a comparison of two quantities.

• transformation

• scale

• ratio

• graph

On a map, if one centimeter represents 25 kilometers, how many kilometers does 7 centimeters represent?

• 175

• 185

• 200

• 220

A cake recipe calls for 1.5 cups of milk and 3 cups of flour. Seth made a mistake and used 5 cups of flour. How many cups of milk should he use to keep the proportions correct?

• 2.5 cups milk

• 1.75 cups milk

• 2 cups flour

• 2.25 cups milk

Find the missing ratio in the ratio table.

• 24

• 36

• 48

Find the missing ratios in the ratio table.

• 12 and 24

• 6 and 20

• 8 and 28

The value of the ratio 8:2 is

• 4

A comparison of two quantities is called a

• ratio.

• value of a ratio.

• ratio table.

Find the missing ratio value in the ratio table.

• 10

• 12

• 14