Quiz
1. 2/8 + 3/8 =
2. 20/53 × 3/10 =
3. 2/10 + 5/10 =
4. 4/17 + 7/17 =
5. 5/11 × 13/20 =
6. 6/11 + 8/11 =
7. 5/6 + 5/6 =
8. 6/15 × 5/9 =
9. 8/9 - 2/9 =
10. 3/8 - 1/8 =
11. 4/9 × 3/16
12. 5/9 - 1/3 =
13. 5/9 + 2/3 =
14. 7/20 × 5/21 =
15. 10/12 - 3/6 =
16. 3/7 × 14/27
17. 1/2 - 4/14 =
18. A cup of milk has 11/100 of the daily USDA cholesterol allowance. A serving of cooked chicken has 19/75 of this allowance. If you ate a serving of cooked chicken and a glass of milk, what fraction of the USDA cholesterol have you had?
19. A recipe for fruit punch calls for 3/8 of a quart of lemon juice, 2/3 of a quart of orange juice, 1/10 of a quart of cranberry juice, and 3/4 of a cup of water soda. How large a container is needed for the punch?
20. When you are resting, the total fraction of blood that flows to your skeletal muscles is about 1/6. The fraction of total blood that flows to the skeletal muscles is 5/7 when you are exercising. What is the difference between the two amounts of blood.
Answers 
1. 5/8
2. 6/53
3. 7/10
4. 11/17
5. 13/44
6. 14/11 or 1 3/11
7. 10/6 or 1 4/10 or 1 2/5
8. 2/9
9. 6/9
10. 2/8
11. 4/12
12. 2/9
13. 11/9
14. 1/12
15. 4/12 or 1/3
16. 2/9
17. 3/14
18. 109/300
19. 227/120 or 1 107/120
20. 23/42
