The ratio between Sumit's and Prakash's ages at present is 2 : 3. Sumit is 6 years younger than Prakash. The ratio of Sumit's age to Prakash's age after 6 years will be
2 : 3
3 : 4
1 : 2
3 : 8
x varies inversely as square of y. Given that y = 2 for x = 1, the value of x for y = 6 will be equal to
3
9
1/3
1/9
If 4x + 3y : 6x + 5y = 11 : 17 find x : y.
3 : 1
2 : 1
4 : 1
5 : 1
If A : B = 7 : 9 and B : C = 3 : 5, then A : B : C is:
7 : 9 : 5
21 : 35 : 45
7 : 9 : 15
7 : 3 : 15
Two numbers are in the ratio 3 : 5. If 9 is subtracted from each , the new numbers are in the ratio 12 : 23. The smallest number is
27
33
49
55
If 0.75 : x : : 5 : 8, then x is equal to
1.12
1.20
1.25
1.30
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
10 : 3
11 : 4
14 : 5
The fourth proportional to 5, 8, 15 is:
18
24
19
20
30% of 140 = x% of 840, the value of x is
5
6
4
If a : b = 18 : 14 then a + b : a - b =
8 : 2
8 : 3
8 : 1
8 : 5
