Basic numeracy: numbers and percentages - Question Bank

1. A profit of 20% means the selling price is what percentage of the cost price?
A) 80%
B) 100%
C) 120%
D) 150%
2. What is 10% of 500?
A) 5
B) 10
C) 50
D) 100
3. If 60% of a number is 30, what is the number?
A) 18
B) 20
C) 50
D) 75
4. What is 1/2 as a percentage?
A) 2%
B) 5%
C) 10%
D) 50%
5. If a price is increased by 25%, what is the new price as a fraction of the original price?
A) 3/4
B) 4/3
C) 5/4
D) 4/5
6. Convert 0.75 to a percentage.
A) 7.5%
B) 75%
C) 0.75%
D) 750%
7. What percentage of 80 is 20?
A) 4%
B) 10%
C) 25%
D) 40%
8. If a number is decreased by 10%, it becomes 90. What was the original number?
A) 81
B) 99
C) 100
D) 110
9. What is 2/5 as a percentage?
A) 4%
B) 20%
C) 40%
D) 50%
10. If a quantity is increased by 50% and then decreased by 50%, what is the net percentage change?
A) 0%
B) 25% increase
C) 25% decrease
D) 50% decrease
11. What is 0.1 expressed as a percentage?
A) 1%
B) 10%
C) 100%
D) 0.1%
12. If 20% of a quantity is 50, what is the quantity?
A) 100
B) 150
C) 200
D) 250
13. What is the percentage decrease if a value changes from 200 to 150?
A) 20%
B) 25%
C) 30%
D) 50%
14. Which percentage is equivalent to the fraction 7/10?
A) 7%
B) 10%
C) 70%
D) 700%
15. If a number is multiplied by 1.25, by what percentage has it increased?
A) 5%
B) 10%
C) 20%
D) 25%
16. What is 30% of 200?
A) 30
B) 60
C) 100
D) 150
17. If a team wins 80% of its matches and loses 15% of its matches, what percentage of matches were drawn?
A) 5%
B) 10%
C) 15%
D) 20%
18. What is 12.5% as a fraction?
A) 1/4
B) 1/8
C) 1/10
D) 1/12
19. Convert 0.025 to a percentage.
A) 0.025%
B) 0.25%
C) 2.5%
D) 25%
20. If a number is decreased by 50%, what is the resulting number?
A) Half the original number
B) The same number
C) Twice the original number
D) Zero
21. What is 1/10 as a percentage?
A) 1%
B) 2%
C) 10%
D) 100%
22. If the price of an item increases from $80 to $100, what is the percentage increase?
A) 10%
B) 20%
C) 25%
D) 30%
23. What is 0.2 expressed as a percentage?
A) 0.2%
B) 2%
C) 20%
D) 200%
24. If 75% of a number is 150, what is the number?
A) 75
B) 100
C) 200
D) 300
25. What is 3/5 as a percentage?
A) 3.5%
B) 35%
C) 60%
D) 65%
26. A reduction of 20% means the new value is what fraction of the original?
A) 1/5
B) 4/5
C) 5/4
D) 1/4
27. If a quantity is increased by 25%, what is the new quantity as a fraction of the original?
A) 4/5
B) 5/4
C) 3/4
D) 4/3
28. What is the value of 0.05 expressed as a percentage?
A) 0.05%
B) 0.5%
C) 5%
D) 50%
29. Convert 150% to a decimal.
A) 0.015
B) 0.15
C) 1.5
D) 15.0
30. If a number is increased by 10% and then decreased by 10%, the net percentage change is:
A) 0%
B) 1% increase
C) 1% decrease
D) 2% decrease
31. What percentage of 50 is 10?
A) 5%
B) 10%
C) 20%
D) 50%
32. If a shopkeeper marks his goods 20% above the cost price and then offers a 10% discount, his net profit percentage is:
A) 8%
B) 10%
C) 12%
D) 18%
33. What is 1/5 as a percentage?
A) 5%
B) 10%
C) 20%
D) 25%
34. If a quantity decreases from 50 to 40, what is the percentage decrease?
A) 10%
B) 20%
C) 25%
D) 30%
35. Which of the following is NOT a valid representation of 25%?
A) 0.25
B) 1/4
C) 50/200
D) 25
36. What is 50% of 200?
A) 50
B) 100
C) 150
D) 200
37. If 40% of a number is 80, what is the number?
A) 20
B) 100
C) 160
D) 200
38. What is the percentage increase if a value changes from 100 to 120?
A) 10%
B) 12%
C) 20%
D) 25%
39. A discount of 20% on an item means the customer pays what percentage of the original price?
A) 20%
B) 70%
C) 80%
D) 120%
40. If a salary of $500 is increased by 10%, what is the new salary?
A) $505
B) $510
C) $550
D) $600
41. What is the value of 3/4 as a percentage?
A) 3.4%
B) 75%
C) 0.75%
D) 34%
42. If a number is increased by 100%, what is the resulting number?
A) The same number
B) Twice the original number
C) Half the original number
D) Three times the original number
43. Which fraction is equivalent to 60%?
A) 3/5
B) 2/3
C) 1/6
D) 6/10
44. If a price is reduced by 10%, what percentage of the original price is the new price?
A) 10%
B) 90%
C) 110%
D) 100%
45. What is the percentage equivalent of the decimal 0.125?
A) 1.25%
B) 12.5%
C) 0.125%
D) 125%
46. If a quantity is 50% of another quantity, the first quantity is what fraction of the second?
A) 1/2
B) 1/3
C) 2/3
D) 3/4
47. What is 1/8 expressed as a percentage?
A) 1.25%
B) 8%
C) 12.5%
D) 125%
48. A decrease of 25% is equivalent to multiplying the original value by which fraction?
A) 1/4
B) 3/4
C) 5/4
D) 4/3
49. If a number is increased by 20%, what is the new number as a fraction of the original number?
A) 1/5
B) 4/5
C) 6/5
D) 5/4
50. What is the value of 0.75 expressed as a percentage?
A) 7.5%
B) 75%
C) 0.75%
D) 750%