Answer Key

Practice Set: Ratios on the GMAT

1. C
2. A
3. A

Practice Set: Applying Fractions to Proportions on the GMAT

4. B
5. A
6. C

Practice Set: Percents with Specified Values on the GMAT

7. B
8. C
9. C

Practice Set: Mixtures on the GMAT

10. C
11. B
12. E