If 5a + 3b : 2a - 3b = 23 : 5, then the value of a : b is

If A : B = $$\frac{1}{2}$$ : $$\frac{3}{8},$$  B : C = $$\frac{1}{3}$$ : $$\frac{5}{9}$$ and C : D = $$\frac{5}…

The boys and girls in a college are in the ratio 3 : 2. If 20% of the boys and 25% of the girls are adults, the percent…

In a mixture 60 litres, the ratio of milk and water 2 : 1. If this ratio is to be 1 : 2, then the quanity of water to be…

A bucket contains a mixture of two liquids A & B in the proportion 5 : 3. If 16 litres of the mixture is replaced by…

If A and B are in the ratio 3 : 4, and B and C in the ratio 12 : 13, then A and C will be in the ratio

A box filled with paper bundles weights 36kg. If the weight of the box and paper bundles respectively are in the ratio o…

If a : b = b : c, then a<sup>4</sup> : b<sup>4</sup> would be equal to