If 25 : b = 3 : 9 then the value of b is
65
75
85
95
What number should be added to each term of the ratio 7 : 13 so that the ratio becomes 2 : 3?
1
2
3
5
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
If a : b = 18 : 14 then a + b : a - b =
8 : 2
8 : 3
8 : 1
8 : 5
If 0.75 : x : : 5 : 8, then x is equal to
1.12
1.20
1.25
1.30
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
9
1/3
1/9
If x : y = 2 : 3 and 2 : x = 1 : 2, the value of y is :
3/2
6
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 :
32 years
40 years
48 years
56 years
If 4x + 3y : 6x + 5y = 11 : 17 find x : y.
3 : 1
2 : 1
4 : 1
5 : 1
If A is 1/3 of B and B is 1/2 of C, then A : B : C is:
1 : 3 : 6
2 : 3 : 6
3 : 2 : 6
3 : 1 : 2