Circle graphs

A survey of 150 employees at a company asked which type of transportation the employee uses to get to work. The types of transportation and some of their percentages are shown on the circle graph.

How many more people use a car than ride a bicycle to get to work?

• 15

• 28

• 42

• 57

A survey was conducted to determine the types of occupations of the 1200 residents of a town. The types of occupations are shown in the circle graph.

Based on the circle graph, how many more residents have an occupation in industry than have an occupation in government?

• 20

• 360

• 240

• 300

A survey was conducted to determine the food choices of 80 students at a picnic. Based on the circle graph, how many more students chose hot dogs than students who chose hamburgers?

• A. 8

• B. 16

• C. 32

• D. 24

A survey was conducted to determine the food choices of 80 students at a picnic. Based on the circle graph, how many students chose sandwiches?

• A. 16

• B. 20

• C. 24

• D. 32

A survey was conducted to determine the food choices of 80 students at a picnic. Based on the circle graph, how many more students chose pizza than students who chose salad?

• A. 8

• B. 16

• C. 32

• D. 24

A farmer plants crops of 48 acres of land. The graph shows percentages for different types of crops. Based on the circle graph, how many acres of land are used for corn?

• 14.4

• 12.0

• 16.8

• 18.0

Ursala asked 50 of her classmates about their favorite ice cream flavors. Each classmate picked one flavor. How many more classmates preferred chocolate over strawberry?

• 12

• 10

• 15

• 9

Ursala surveyed 50 of her classmate about their favorite ice cream flavors. Each classmate chose one flavor. How many more of Ursula’s classmates chose chocolate than chose vanilla?

• 8

• 6

• 34

• 16

Ursala conducted a survey among 50 of her classmates to find out their favorite ice cream flavors. Each classmate picked one flavor. How many more classmates preferred chocolate over coffee?

• 14

• 6

• 13

• 16

The circle graph shows how Tremaine divided his time on the computer last week. Tremaine used the computer a total of 30 hours last week. How many more hours did Tremaine use the computer to play games than to do research?

• 6 hours

• 20 hours

• 7.5 hours

• 1.5 hours