Mr. Landrum Unit 2 Introducing Ratios Quiz 1

A classroom has markers in three colors: red, blue, and green. The ratio of red to blue to green markers is 4:3:2. If there are 54 total markers, how many are blue?

• 18

• 24

• 12

• 36

A train travels 150 miles in 3 hours. At the same rate, how far will it travel in 7 hours?

• 250 miles

• 275 miles

• 350 miles

• 350 miles

A mixture of paint uses blue and yellow in a ratio of 5:2. If you want to make 28 cups of the same mixture, how many cups of yellow paint are needed?

• 8

• 10

• 14

• 12

Samantha walks at a constant rate and covers 2 miles in 30 minutes. At this rate, how many miles does she walk in 1 hour and 15 minutes?

• 3 miles

• 4.5 miles

• 5 miles

• 5 miles

There are 8 boys and 12 girls in a music club. If each group of students must be made with the same boy-to-girl ratio, what is the smallest number of students needed for a new group?

• 4

• 5

• 10

• 5

A store has pencils and pens in a ratio of 7:9. If there are 72 pens, how many total items are in the store?

• 120

• 136

• 144

• 108

For every 5 minutes, a machine produces 12 widgets. How many widgets will it produce in 1 hour and 40 minutes?

• 240

• 288

• 300

• 324

A recipe calls for a ratio of 3 parts sugar to 5 parts flour. If you have 2 cups of sugar, how much flour should you use to keep the same ratio?

• 3 ⅓ cups

• 4 cups

• 10/3 cups

• 5 cups

Liam solves 4 math problems every 6 minutes. How long will it take him to solve 50 problems if he works at the same pace?

• 70 minutes

• 72 minutes

• 75 minutes

• 78 minutes

A map shows that 1 inch represents 24 miles. If two cities are 6.5 inches apart on the map, how far are they in real life?

• 144 miles

• 156 miles

• 164 miles

• 150 miles