7 TH GRADE MATH NAME___________________________ TEST REVIEW QUESTIONS RATES, RATIOS, PROPORTIONS, %’S DIRECTIONS: Answer each of the following. Show work or explain your answer for each! UNIT RATES 1. What is a unit rate? Give an example: 2. An average family of 4 creates about 17.6 pounds of garbage every day. About how many pounds does one person create in a day? 3. Robert earns $25 per hour at work, and he works 8 hours a day. Lydia earns $225 per day at work. Who earns more? RATIOS 4. Mrs. Flick is giving out free rodents for you to dissect. She gives out 35 total rodents, and the ratio of possums to skunks is 5:2. How many possums does she give out? PROPORTIONS 5. Solve the following proportion for q: !" ! = ! !" 6. If Lexi can run 2 miles in 16 minutes, how many minutes will it take her to run 26 miles? PERCENTS 7. Change ! !" to a percent. 8. What number is 75% of 60? 9. If there are 112 7 th graders and 56.25% of them study for their math test, how many students study for their math test?