Ratio and Proportion Worksheet by Conor McEvily (Class 2000)

Science Help Online Worksheet on Ratios and Proportions
by Conor McEvily (Class 2000)

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Section____________________________

Practice Problems Involving Ratios and Proportions

This worksheet may be reproduced or printed out for use as a worksheet. Solve each problem, using the appropriate units where necessary. The answers are on a separate page. They can be accessed by using the link that says "Answers to Ratio and Proportion Worksheet" found on the bottom of this page.

REMEMBER: All fractions must be completely reduced to LOWEST TERMS! If the fraction is in lowest terms to begin with, just write "already reduced." If you need help with unit conversions, see the appropriate link on the bottom of the page.

1. 1/1 = _____

2. 98.7/32.9 = _____

3. 10 km/2 km =_____ (answer in km)

4. 8 mm is to 40 mmas 6 mm is to _____ (answer in mm)

5. 675/15 can be reduced to ______

6. If a:3 = 7:4, then 4a = ______

7. What is the ratio of 750 mL to 1.5 L ______

8. A poster is 1 m long and 70 cm wide, find the ratio of the width to the length_______

9. What is the ratio of 51° C to 342° K _______

10. 1000 mg is to 10 g as 5000 mg is to ______ (answer in grams)

11. 672 g is to 840 g as 20 g is to ______ (answer in grams)

12. 32 moles is to 192 moles as 6 moles is to _____ (answer in moles)