# TExES Physics/Math 7-12: Ratios, Percent & Proportions Chapter Exam

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

### Page 1

#### Question 1 1. A bus travels 165 miles in 3 hours. What is its average speed?

#### Question 2 2. The price of an airline ticket rose from $300 to $350. What is the percent increase, rounded to the nearest whole number?

#### Question 3 3. Jennifer has three more dimes than nickels and three times as many quarters as nickels. If she has $7.50, how many quarters does she have?

#### Question 4 4. George earns $12 per hour painting houses. If he works for 7 hours one day, how much does he earn?

#### Question 5 5. Mary buys a pair of jeans for $24.99, a skirt for $32.99 and a pair of shoes for $49.99. She has a coupon for 15% off the most expensive item. If the tax is 7.5%, what is the total cost?

### Page 2

#### Question 6 6. A car goes 825 miles on 3 tanks of gas. How far can it go on 7 tanks of gas?

#### Question 7 7. Convert 28.4% to a fraction

#### Question 8 8. If a class has 12 boys and 15 girls, what percent of the students are girls? Round your answer to the nearest whole number.

#### Question 9 9. If it takes a team of three painters to paint a 7-room house in a day, how many painters are required to paint a 14-room house in a day?

#### Question 10 10. Connor has seven more nickels than dimes and twice as many quarters as dimes. If he has $6.20, how many nickels does he have?

### Page 3

#### Question 11 11. Adam and Kevin are roommates. Adam can clean their apartment in 45 minutes. Kevin can clean it in 60 minutes. Rounded to the nearest minute, how much time will it take if they work together?

#### Question 12 12. Convert 4/25 into a percent.

#### Question 13 13. If the sun shines 300 days in a year, approximately what percent of the days is it sunny?

#### Question 14 14. What does the word 'percent' mean?

#### Question 15 15. Steve is trying to earn $300 in interest for a new guitar. He puts $2500 in an account that earns 2% interest. How long will it take to earn $300?

### Page 4

#### Question 16 16. At meetings of the Rough Wood Handlers Organization, every member suffers from 7 splinters. How many splinters will there be when 11 members attend?

#### Question 17 17. Convert 1/16 to a percent.

####
Question 18
18.
Write a ratio for the number of red balls to blue balls.

Red balls = 10

Blue balls = 8

Green balls = 6

#### Question 19 19. Sam deposits $5,000 into an account with an interest rate of 3% that is compounded monthly. Rounding to the nearest dollar, what is the balance after 10 years?

#### Question 20 20. Tom deposits $2,000 into an account with an interest rate of 2.5% that is compounded quarterly. Rounding to the nearest dollar, what is the balance in Tom's account after 5 years?

### Page 5

#### Question 21 21. Suzie's Snakes and Salamanders Pet Shop has 38 snakes and 22 salamanders. If Suzie sells 9 snakes, what is the ratio of the remaining unsold to sold snakes?

#### Question 22 22. How long will it take a car traveling at 32 mph to go 128 miles?

#### Question 23 23. At Al's Pizza, 57% of the orders included pepperoni pizza. At World's Best Pizza, 11 out of 19 orders included pepperoni pizza. Convert 11/19 to a percent and state at which restaurant did pepperoni pizzas make up a greater percentage of the pizzas sold?

#### Question 24 24. An aquarium has 14 seals, 22 penguins and 4 sea turtles. What is the ratio of sea turtles to seals?

#### Question 25 25. Convert 43.6% to a fraction

### Page 6

#### Question 26 26. Solve for x: 7/x = 28/16

#### Question 27 27. Convert 7.5% into a decimal.

#### Question 28 28. Kate is investing $1000 and wants to double it in 8 years. What interest rate will she need to find?

#### Question 29 29. What is 57% as a fraction?

#### Question 30 30. Philip is buying a video game that normally costs $85. It's on sale for 25% off. He has a coupon that will save him an extra 10% off the sale price. What is the cost he'll pay?

#### TExES Physics/Math 7-12: Ratios, Percent & Proportions Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!