RATIO AND PROPORTION

This Aptitude Practice set include questions on Ratio and Proportion that can be asked in SSC, IBPS RRB, IBPS PO, IBPS CLERK.

RATIO AND PROPORTION

1.If A:B = 3:2 B:C= 4:3 then A:B:C=?
A.6:4:3
B.3:2:3
C.3:4:3
D.3:2:1

2.Ratio between two numbers is 3:2 and their difference is 225, then the smaller number is:
A.90
B.675
c.135
D.450

3.If 2x = 3y = 4z, then x : y : z is :
A.4:3:2
B.6:3:4
C.3:4:2
D.6:4:3

4.The mean proportion between 9 & 36 is:
A.22.5
B.1 8Ratio and Proportion
C.6
D.3 6

5.The fourth proportion to 3,6,15 is :
A.15
B.30
C.5
D.18

6.Two numbers are in the ratio 7:9. If 12 is subtracted from each of them, the ratio becomes 3:5. The product of the numbers is:
A.432
B.567
C.1575
D.1263

7.What must be added to each term of the ratio 7:13 so that the ratio becomes 2:3?
A.1
B.2
C.3
D.5

8.A total amount of Rs. 1800 is to be divided among A,B and C in such a way that half of A’s part, one third of B’s part and one- fourth of C’s part is equal. The A’s part is :
A.Rs.400
B.Rs.600
C.Rs.800
D.Rs.900

9.A sum of Rs. 53 is divided among A,B,C in such a way that A gets Rs. 7 more than B and B to gets Rs. 8 more than C.Then the ratio of their shares is :
A.10:18:25
B.18:25:10
C.25:18:10
D.15:18:20

10.The ratio of number of boys and girls in a school of 720 students is 7:5. How many more girls should be admitted to make the ratio 1:1?
A.90
B.120
C.220
D.240

11.The ratio of the number of boys and girls at a party was 1:2 but when 2 boys and 2 girls left,the ratio became 1:3.Then the number of persons initially in the party was :
A.24
B.36
C.12
D.15

12.A sum of Rs. 3400 has been divided among A,B and C in such a way that A gets of what B gets and B gets of what C gets.Then, B’s share is:
A.Rs.600
B.Rs.340
C.Rs.400
D.Rs.500

13.Two numbers are in the ratio 3:5, If 8 is subtracted from each, then they are in the ratio 1:3. Then, the second number is:
A.15
B.20
C.4
D.12

14.The proportion of copper and zinc in brass is 13:7. How much zinc will be there in 100 kg of brass?
A.20 kg
B.35 kg
C.45 kg
D.50 kg

15.The ratio of the father’s age to son’s age is 4:1. The product of their ages is 196. The ratio of their ages after 5 years will be:
A.3:1
B.10:3
C.11:4
D.14:5

16.The ages of Manoj and Amit are in the ratio 2:3. After 12 years, their ages will be in the ratio 11:15. The age of Amit is:
A.32 years
B.40 years
C.48 years
D.56 years

17.Rs.780 is divided among 2 men, 6 women and 8 boys so that the share of a man, a woman and a boy are in the ratio 3:2:1. Then, how much does a boy get?
A.Rs.130
B.Rs.60
C.Rs.240
D.Rs.40

18.The ratio between the annual incomes of A and B is 5:4 and between their expenditures is 4:3. If at the end of the year, A and B respectively save Rs. 400 and Rs. 500, then the income of A is:
A.Rs.4,000
B.Rs.3,200
C.Rs.3,700
D.Rs.4,800

19.A bag contains one rupee, 50 paise and 25 paise coins in the ratio 5:7:9. If the total amount in the bag is Rs. 430, find the number of coins of 25 paise.
A.200
B.280
C.360
D.300

20.A mixture contains milk and water in the ratio 3:2. If 4 liters of water is added to the mixture, milk and water in the mixture becomes equal. The quantity of milk in the mixture in liter is?
A.18
B.4
C.6
D.12

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