Ratios and Proportions Review

Front

What percent of customers choose vanilla ice cream?

Back

45%

Front

Back

21 miles

Answer explanation

If you got 28 miles as your answer, you were close. 28 is the unit rate of 28 miles per hour. The next step would have been to find 3/4 of 28, which is 21.

Front

Mr. Pope lost 10 pounds in one month. At the end of the month, he weighed 240 pounds. By what percentage did Mr. Pope decrease his weight?

Back

4%

Front

Loan with simple interest rate of 7% per year on $4,500 for 36 months. How much interest charged?

Back

$945

Front

At Centertown Middle School, 25% of the 124 students Mrs. Wade teaches buy their lunches in the cafeteria. How many students do not purchase their lunches in the cafeteria?

Back

93 students

Answer explanation

If you chose 31 students as your answer, it's because you found the amount of students who DO buy their lunch their. We needed to find the students who DO NOT. You could have either subtracted 31 from 240, or found 75% of the students.

Front

What is the percent error if the measured distance is 5.52 miles and the actual distance is 6 miles?

Back

8%

Front

The Spring Fling dance sold 176 tickets during the first two days of sales. This was 32% of the total sales. How many tickets were sold to the Spring Fling dance?

Options: 620 tickets, 550 tickets, 380 tickets, 510 tickets

Back

550 tickets

Front

Back

250%