PERCENT OF A NUMBER
PROBLEMS (2)
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Do the problem yourself first!
Base = Amount ÷ Percent × 100
Check each answer from 1% of it.
10. 32 is 8% of what number? 400
11. 48 is 6% of what number? 800
12. 3% of what number is 18? 600
13. 4% of what number is $1.20? $30
14. $60 is 5% of $1200.
15. 5% of $840 is $42.
16. 14 is 4% of $350.
17. 12% of 250 is 30.
18. Colin is about to withdraw money from his retirement account. He
18. needs $2400. But a tax of 20% will be withheld. How much should
18. he actually request? $3000
Parts
| 19. 8 is two thirds of 12. |
|
20. 12 is two thirds of 18. |
| |
| 21. 12 is three fourths of 16. |
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22. 18 is three fourths of 24. |
| |
| 23. 14 is two fifths of 35. |
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24. 27 is three fifths of 45. |
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| 25. 25 is five eighths of 40. |
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26. 14 is seven eighths of 16. |
| |
| 27. 15 is 75% of 20. |
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28. 24 is 75% of 32. |
| 29. 18 is 66 |
2
3 |
% of 27. |
|
30. 8 is 66 |
2
3 |
% of 12. |
| 31. 10 is 40% of 25. |
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32. 12 is 60% of 20. |
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33. 30 is 250% of 12. |
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34. 28 is 350% of 8. |
| 35. 125% of 28 is 35.
| |
36. 133 |
1
3 |
% of 27 is 36. |
| 37 175% of 20 is 35.
| |
38. 250% of 18 is 45. |
Calculator problems
| 39. a) $688.20 is 33 |
1
3 |
% of $2,064.60. |
|
b) $688.20 is 66 |
2
3 |
% of $1,032.30. |
40. How much is 4½% of $309.20? $13.91
41. $309.20 is 4½% of how much? $6,871.11
| 42. 9 |
3
4 |
% of $887.18 is $86.50. |
|
| 43. How much is 9 |
3
4 |
% of $86.50? Approximately $8.43 |
Continue on to the next Lesson.
or
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