M6.3A Solve Ratio Problems

A survey showed that 4 out of 5 students own a bicycle. Based on this result, how many of the 800 students in a school own a bicycle? Use any strategy to solve.

The ratio of the number of baskets made by Tony to the number of baskets made by Colin is 2 to 3. Tony made 10 baskets. How many baskets did Colin make? Use any strategy to solve.

Liberty Middle School has 600 students. In Anna’s class, 3 out of 8 students walk to school. How many students at the school can be expected to walk to school? Use any strategy to solve.

In a survey, the ratio of students who prefer popcorn to potato chips is 3 to 4. If the number of students surveyed who prefer popcorn is 360, how many preferred potato chips? Use any strategy to solve.

An art supply store held a week-long Buy 2, Get 1 Free sale on tubes of watercolor paints. During the sale, 280 tubes of paint were sold (not including the ones given away for free). If each tube of watercolor paint cost the store $7.25, how much money did the store lose by giving away the free tubes of paint?

Mr. McGee found that 6 out of 9 students in his class have sports practice today. Based on this result, how many of the 306 students in the school have practice today?

In the school band, there is 1 boy for every 5 girls. There is a total of 12 boys. How many girls are in the band?

Liberty Center Middle School has 1,200 students. In Sophia’s class, 3 out of 4 students borrowed library books. Based on these results, how many students at the school would you expect to borrow library books?

At a sports camp, there are 360 campers and counselors. If the ratio of campers to counselors is 1:8, how many counselors are at the camp?

In a survey of randomly selected students, 8 out of every 10 students said they use their phones to play games. If there are 820 students at Jamison Middle School, how many students can be expected to NOT use their phones to play games?