1. 14

2.

3. 2.34

4. −62

5. 5/9

6. 35.1

7. 9

8. 6

9. 13.5

10. 10

11.

12. −11

13. 30

14.

15. 75

16. 27

17. −29

18. g < 6.25

19. r > −5

20. n > −5

21. −9 < x < 11

22. −6 > x > −18

23. x < 7 or x > 22

24. All real numbers

25. 80 quarters, 180 dimes, 210 quarters (Hint: Let q = number of quarters.)

26. 81.25 mph (In the 2 hours that Alison will drive, Sonya will have driven at most 162.5 miles.)

27. Amy is eighteen and thus is eligible to vote in the United States.

28. 33 pieces