Answers to
Practice Exercises
Practice Exercise 1 Practice
Exercise 3 Practice
Exercise 4
continued
1. 2508 1. 
6. 20%
2. –9 2. 
7. 153
3. $6636 3. 
8. $38.80
4. 592 4. 
9. $67.50
5. $183.96 5. 
10. 120
6. 172 6. -
Practice
Exercise 5
1. 324
Practice Exercise 2 7. 0.875 2. 2.25
3. 512
1. 396 8. 5.1875 4. 32
5. 15
2. 2016 9. 2.4 6. 13
7. 13
3. 708 10. 1
8. 41
4. $1930.88 11. 
9. 24 in.
5. $937.62 12. 4
10. 17.54 in.
6. 20 13. 10
Practice
Exercise 6
7. 120 14. -7
1. 520,000
8. 155 15. 1
2. –61,000
9. 2 3. 0.0123
4. 2.66 EXP 23 +/-
10. 6 Practice Exercise 4 5. 1454 ft
11. –84 1. 64 Practice Exercise 7
12. –204 2. 76.5 1. 31.42
13. 41 3. 1.75 2. 69.40
14. –8 4. 12.5% 3. 31.81
15. 0.64 5. 90% 4. 88 ft 5. 12,723 cubic feet