1. The ratio of Clara's age of her mother is 3:11. The difference between their ages is 24 years. The ratio between their ages after 3 years will be -
(a) 1:3
(b) 2:3
(c) 3:5
(d) 2:5
(e) 1:5
2. Fifteen years hence, a man will be just four times as old as he was 15 years age. His present age is -
(a) 10 years
(b) 15 years
(c) 20 years
(d) 25 years
(e) None
3. Tom was thrice as old as Ron 6 years back. Tom will be 5/3 times as old as Ron 6 years hence. How old is Ron today?
(a) 12 years
(b) 15 years
(c) 18 years
(d) 24 years
(e) 25 years
4. What number has to be added to each term of 3:5 to make the ratio 5:6?
(a) 6
(b) 7
(c) 12
(d) 13
(e) 17
5. Which of the following is the lowest ratio?
(a) 7:13
(b) 17:25
(c) 7:15
(d) 15:23
(e) 13:23
6. Rs. 680 is divided among A,B,C such that A gets 2/3 of what B gets and B gets ¼ of what C gets, then, their shares are respectively -
(a) Rs 75, Rs 325, Rs 280
(b) Rs 80, Rs 120, Rs 480
(c) Rs 80, Rs 120, Rs 480
(d) Rs 100, Rs 200, Rs 380
(e) Rs 100, Rs 120, Rs 280
7. The ratio of Monica's and Victor's present age is 9:10. After 4 years, the ratio of their ages becomes 11:12. What is Mona's present age?
(a) 18 years
(b) 22 years
(c) 20 years
(d) Cannot be determined
(e) None of these
8. If y varies directly as (x + 3) and y = 8 when x =1. What is the value of y and when x = 2?
(a) 6
(b) 10
(c) 12
(d) 16
(e) 18
9. A mixture contains milk and water in the ratio 5:1. On adding 5 litres of water , the ratio of milk to water becomes 5:2. The quantity of milk in the original mixture is -
(a) 16 litres
(b) 22.75 litres
(c) 25 litres
(d) 32.5 litres
(e) 35 litres
10. Three numbers are in the ratio 3:4:5. The sum of the largest and the smallest equals the sum of the third and 52. The smallest number is -
(a) 20
(b) 27
(c) 39
(d) 52
(e) 63