Percent Proportions

78 is what percent of 450?

• 5%
• .17
• 17%
• 18%

30 is what percent of 40?

• 75%

• 50%

• 25%

• 100%

What percent of 145 is 29?

• 2%

• 3%

• 18%

• 20%

Bill is in a class of 15 boys and 35 girls. 40% of the students in the class take the bus to school. How many students do not take the bus to school?

• 15

• 20

• 30

• 35

In the Central City Grand Prix, out of 30 cars that started the race, 12 of them finished. What percent of the cars finished the race?

• 20%

• 40%

• 60%

• 80%

Eric earned 60 points on his last test. If there were 75 possible points, what was his percent grade?

• 20%

• 40%

• 60%

• 80%

On an 88 question test, Phil missed 11 questions. What is his exact grade for that test?

• 12.5%

• 13%

• 87.5%

• 88%

A survey of 1,000 people was done by the New York Times. 80% of the people did not know the name of their representative in Congress. How many of the 1,000 people knew the name of the Congressman?

• 200

• 400

• 600

• 800

What percent of 50 is 20?

• 40%

• 25%

• 2.5%

• 4%

$12.75 is what percent of $50?

• 23.75%

• 25.5%

• 27.5%

• 30%