Lesson 18 Quiz: Problems involving percents

There are 36 quarters in my coin collection. If my coin collection has 45% quarters, how many total coins do I have?

• 75%

• 80 %

• 75 coins

• 80 coins

Adrien and his family are enjoying a vacation in the wild west. One place they really want to visit is the Grand Canyon. The total distance they will drive is 400 miles. If they have already driven 280 miles, what percent have they driven?

• 68%

• 30%

• 70%

• 43%

The 6th graders at Oberlin Middle School are going to Stars and Strikes. 60% of the 120 students want to go bowling first. How many students want to go bowling first?

• 72 students

• 27 students

• 54 students

• 69 students

A factory made 125 packs of gum. 32% of the packs contained mint-flavored gum. How many packs of mint gum did the factory make?

• 85 packs

• 32 packs

• 40 packs

• 40%

There are 42 teachers that work in a school. On Friday, 29 teachers were present. What percent of the teachers showed up for work?

• 50%

• 69%

• 55%

• 80%

A student earned a grade of 80% on a math test that had 30 problems.  How many problems on this test did the student answer correctly?

• 17 problems
• 24 problems
• 20 problems
• 18 problems

Sarah earns $20 a day working after school. She spent 30% of her daily earnings on Monday. How much money did she spend on Monday?

• $26.00

• $6

• $0.60

• $0.66

Shirley spelled 12 of her 15 spelling words correctly on the test. What percent grade did Shirley get on the test?

• 80

• 1.25%

• 80%

• 60%

You got 23 correct on a quiz that was out of 25 points. What percent did you get correct?

• 1.09%

• 48%

• 47.9%

• 92%

Bill is in a class of 15 boys and 35 girls. What percent of the class are girls?

• 30%

• 20

• 70%

• 35