Two numbers are in the ratio $$1\frac{1}{2}$$ : $$2\frac{2}{3}$$ When each of these is increased by 15, they become in t…

Among 132 examinees of a certain school, the ratio of successful to unsuccessful students is 9 : 2. Had 4 more students …

If $$\frac{x}{y} = \frac{3}{4}{\text{,}}$$  the ratio of (2x + 3y) and (3y - 2x) is = ?

The students of three classes are in the ratio 4 : 6 : 9. If 12 students are increased in each class the ratio changes t…

Two numbers are in ratio P : Q. when 1 is added to both the numerator and the denominator, the ratio gets changed to $$\…

A barrel contains a mixture of wine and water in the ratio 3 : 1. How much fraction of the mixture must be drawn off and…

A vessel of capacity 2 litre has 25% alcohol and another vessel of capacity 6 litre had 40% alcohol. The total liquid of…

A cat leaps 5 leaps for every 4 leaps of a dog, but 3 leaps of the dog are equal to 4 leaps of the cat. What is the rati…