Ratio and Proportion

1.		Four children Amit, Ben, Curie and David divide a bag of sweets. Amit takes 2/3 of them, Ben takes 1/5 th of the remainder and the rest is equally shared between Curie and David. What fraction of the sweets did Curie or David get?

3/17

2/15

4/15

13/17

2.		Two numbers are in the ratio of 1 : 5. If 5 is added to each number, the ratio becomes 1 : 4. The smaller number is:

16

20

15

12

3.		The monthly income of Amit and Ben are in the ratio of 4 : 3. Their monthly expenses are in the ratio of 3 : 2. However, both saves Rs.600 per month. What is their total Monthly income?

Rs. 6000

Rs. 5600

Rs. 4200

Rs. 4800

4.		If A : B = 4 : 7, B : C = 3 : 4, C : D = 7 : 11, then A : D is:

3 : 7

3 : 11

7 : 22

7 : 9

5.		A gets 3 times as much money as B gets, B gets only Rs.25 more then what C gets. The three gets Rs.1250 in all. The share of B is:

Rs.260

Rs.240

Rs.250

Rs.255

6.		A mixture contains alcohol and water in the ratio 10 : 9. If 3 liters of water is added to the mixture, the ratio becomes 1 : 1. The quantity of alcohol in the mixture now is:

20 litres

25 litres

30 litres

32 litres

7.		The marks obtained by Amit and Bist are in the ratio 4 : 5 and those obtained by Bist and Chandan in the ratio of 3 : 2. The marks obtained by Amit and Chandan are in the ratio:

3 : 5

5 : 3

6 : 5

5 : 6

8.		An amount of Rs.6240 is divided among A, B and C in the ratio 1/2 : 1/3 : 1/4. Find the share of C?

Rs.1280

Rs.1380

Rs.1400

Rs.1440

9.		If a : b = 2 : 5, then (5a + b) : (3a + 2b) is:

15 : 19

15 : 16

12 : 17

12 : 13

10.		Rs. 1500 is divided among A, B and C such that A receives 1/3 as much as B and C together, and, B receives 2/3 as A and C together. A's share is:

Rs.400

Rs.425

Rs.375

Rs.325