SSC CGL - Percentage, Ratio and Proportion Online Test (MCQ Quiz)

1. If a number is increased by 20% and then decreased by 20%, what is the net percentage change?

A) 1% increase B) 1% decrease C) 4% increase D) 4% decrease

2. The ratio of two numbers is 3:5. If 10 is added to each number, the ratio becomes 5:7. What are the numbers?

A) 15 and 25 B) 30 and 50 C) 20 and 30 D) 25 and 35

3. A's salary is 25% more than B's. By what percentage is B's salary less than A's?

A) 20% B) 25% C) 15% D) 10%

4. Two numbers are in the ratio 2:3. If their product is 54, find the numbers.

A) 4 and 6 B) 6 and 9 C) 12 and 18 D) 8 and 12

5. If 60% of a number is 360, what is 80% of that number?

A) 480 B) 400 C) 540 D) 360

6. The ratio of boys and girls in a class is 4:5. If there are 20 boys, how many girls are there?

A) 15 B) 25 C) 24 D) 30

7. An item's price is increased by 10% and then decreased by 10%. What is the net percentage change in the price?

A) 1% increase B) 1% decrease C) No change D) 0.5% decrease

8. If a:b = 2:3 and b:c = 4:5, what is a:c?

A) 2:5 B) 8:15 C) 3:4 D) 5:7

9. In an election between two candidates, one got 60% of the total valid votes and won by 800 votes. What is the total number of valid votes?

A) 2000 B) 3000 C) 4000 D) 5000

10. The sum of two numbers is 120 and their ratio is 3:5. The numbers are:

A) 30 and 90 B) 45 and 75 C) 36 and 84 D) 40 and 80

11. What percentage of 8 hours is 24 minutes?

A) 5% B) 10% C) 2.5% D) 7.5%

12. If x is 10% more than y, then y is what percentage less than x?

A) 9.09% B) 10% C) 11.11% D) 8.33%

13. The ratio of the ages of A and B is 5:7. If the sum of their ages is 72 years, what is the present age of B?

A) 30 years B) 35 years C) 42 years D) 49 years

14. If 20% of A = 50% of B, then what is the ratio of A to B?

A) 2:5 B) 5:2 C) 3:4 D) 4:3

15. A number is increased by 25%. By what percentage should it be decreased to restore the original value?

A) 20% B) 25% C) 15% D) 10%

16. The ratio of the cost price and selling price of an article is 10:11. The percentage of profit is:

A) 10% B) 5% C) 11% D) 20%

17. If the numerator of a fraction is increased by 20% and the denominator is decreased by 20%, the value of the fraction becomes 25/36. What is the original fraction?

A) 1/2 B) 2/3 C) 3/4 D) 1/3

18. The ratio of two numbers is 3:4. If 5 is subtracted from each number, the ratio becomes 2:3. The numbers are:

A) 10 and 15 B) 15 and 20 C) 20 and 25 D) 12 and 16

19. If 40% of a number is 240, what is 60% of that number?

A) 360 B) 400 C) 300 D) 480

20. A mixture contains milk and water in the ratio 5:2. If 5 liters of water are added to the mixture, the ratio becomes 5:3. Find the quantity of milk in the mixture.

A) 10 liters B) 15 liters C) 20 liters D) 25 liters

21. If the price of an article is decreased by 20%, its sale increases by 80%. What is the net effect on the revenue?

A) 10% increase B) 20% increase C) 16% increase D) 24% increase

22. If a:b = 1/2 : 1/3 and b:c = 1/4 : 1/5, what is a:c?

A) 15:8 B) 5:6 C) 20:9 D) 10:12

23. A candidate who gets 30% of the votes polled fails by 50 votes. Another candidate who gets 60% of the votes polled wins by 200 votes. What is the total number of votes polled?

A) 1000 B) 1200 C) 1500 D) 2000

24. If 50% of a number is 50, what is 150% of that number?

A) 100 B) 150 C) 200 D) 250

25. Two numbers are in the ratio 5:8. If 5 is added to each number, their ratio becomes 6:9. The numbers are:

A) 25 and 40 B) 30 and 48 C) 35 and 56 D) 40 and 64

26. If 30% of a number is subtracted from the number, the result is 105. What is the number?

A) 150 B) 160 C) 175 D) 180

27. The ratio of the number of boys and girls in a school is 12:5. If there are 840 boys, how many girls are there?

A) 350 B) 420 C) 300 D) 490

28. If the length of a rectangle is increased by 30% and the width is decreased by 20%, what is the net percentage change in its area?

A) 4% increase B) 4% decrease C) 10% increase D) 10% decrease

29. The ratio of two numbers is 7:11. If 7 is added to both numbers, the ratio becomes 2:3. The numbers are:

A) 49 and 77 B) 35 and 55 C) 63 and 99 D) 21 and 33

30. If 25% of a number is 125, what is 75% of that number?

A) 375 B) 250 C) 300 D) 400

31. A sum of money is divided among A, B, and C in the ratio 2:3:7. If C's share is Rs. 4200, what is A's share?

A) Rs. 1200 B) Rs. 1800 C) Rs. 2400 D) Rs. 3600

32. If a number is decreased by 20% and then increased by 20%, what is the net percentage change?

A) 2% decrease B) 4% decrease C) 2% increase D) 4% increase

33. The ratio of two numbers is 4:5. If 3 is added to each number, the ratio becomes 5:6. The numbers are:

A) 12 and 15 B) 16 and 20 C) 20 and 25 D) 24 and 30

34. If 45% of a number is 270, what is 80% of that number?

A) 480 B) 400 C) 450 D) 540

35. A reduction of 20% in the price of an item enables a purchaser to obtain 1 kg more for Rs. 100. What was the original price per kg?

A) Rs. 5 B) Rs. 4 C) Rs. 10 D) Rs. 8

36. If a:b = 3:4 and b:c = 5:7, what is a:b:c?

A) 3:4:7 B) 15:20:28 C) 8:12:15 D) 15:12:16

37. The difference between two numbers is 15% of their sum. If the sum of the numbers is 100, find the numbers.

A) 57.5 and 42.5 B) 55 and 45 C) 60 and 40 D) 50 and 50

38. If 40% of a number is 80, what is 30% of that number?

A) 50 B) 60 C) 70 D) 80

39. The ratio of marks obtained by P and Q is 2:3. If P obtained 24 marks, how many marks did Q obtain?

A) 30 B) 36 C) 40 D) 48

40. An increase of 20% in the price of apples by what percentage should the consumption be reduced so that the expenditure does not change?

A) 16.67% B) 20% C) 25% D) 15%

41. If the ratio of A's income to B's income is 4:3, and A's income is Rs. 16000, what is B's income?

A) Rs. 10000 B) Rs. 12000 C) Rs. 14000 D) Rs. 15000

42. If 75% of a number is 150, what is 20% of that number?

A) 20 B) 30 C) 40 D) 50

43. The ratio of two numbers is 1:2. If 7 is added to both numbers, their ratio becomes 2:3. The numbers are:

A) 7 and 14 B) 14 and 28 C) 21 and 42 D) 35 and 70

44. If a number is increased by 10% and then decreased by 10%, what is the net change?

A) 1% increase B) 1% decrease C) No change D) 0.1% increase

45. If x:y = 3:5 and y:z = 10:7, what is x:z?

A) 3:7 B) 6:7 C) 15:35 D) 21:50

46. A person spends 70% of his income. If his income increases by 20% and his expenditure increases by 30%, his savings:

A) Increase by 10% B) Decrease by 10% C) Increase by 5% D) Decrease by 5%

47. If 30% of a number is 90, what is 70% of that number?

A) 180 B) 210 C) 200 D) 240

48. The ratio of the number of male and female employees in a company is 3:2. If 20% of males and 30% of females are management, what percentage of the total employees are management?

A) 24% B) 26% C) 25% D) 22%

49. If a number is increased by 25% and then decreased by 25%, what is the net percentage change?

A) 6.25% increase B) 6.25% decrease C) 5% increase D) 5% decrease

50. The ratio of two numbers is 7:9. If 5 is subtracted from each number, the ratio becomes 3:5. The numbers are:

A) 35 and 45 B) 21 and 27 C) 42 and 54 D) 70 and 90

Percentage, Ratio and Proportion - Online Test

Test Results