If x : y = 3 : 4, then the value of (4x - y) : (2x + 3y) is = ?

In a school having roll strength 286, the ratio of boys and girls is 8 : 5. If 22 more girls get admitted into the schoo…

The mean proportion between $$\left( {3 + \sqrt 2 } \right)$$   and $$\left( {12 - \sqrt {32} } \right)$$ &amp…

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

A mixture contains alcohol and water in the ratio of 4 : 3. If 5 litres of water is added to the mixture the ratio becom…

Two numbers are in the ratio 17 : 45. One third of the smaller is less than $$\frac{{\text{1}}}{{\text{5}}}$$ of the big…

The salaries of A, B and C are in the ratio 1 : 3 : 4. If the salaries are increased by 5%, 10% and 15% respectively, th…

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…