Railway fares of 1st, 2nd and 3rd classes between two stations were in the ratio of 8 : 6 : 3. The fares of 1st and 2nd …

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

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

What must be added to each term of the ratio 7 : 11, So as to make it equal to 3 : 4?

Of three positive numbers, the ratio of first and second is 8 : 9, that of second and third is 3 : 4. The product of fir…

A and B together have Rs. 1210. If $$\frac{4}{{15}}$$ of A's amount is equal to $$\frac{2}{{5}}$$ of B's amount, how muc…

Find the fraction which bears the same ratio to $$\frac{1}{{27}}$$ that $$\frac{3}{7}$$ does to $$\frac{5}{9}$$ = ?

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…