If 30 oxen can plough $$\frac{1}{7}$$ th of a field in 2 days, how many days 18 oxen will take to do the remaining work?

94 is divided into two parts in such a way that fifth part of the first and the eighth part of the second are in the rat…

In a regiment the ratio between the number of officers to soldiers was 3 : 31 before. In a battle 6 officers and 22 sold…

If a : (b + c) = 1 : 3 and c : (a + b) = 5 : 7, then b : (a + c) is equal to.

If a : b = c : d, then $$\frac{{{\text{ma}} + {\text{nc}}}}{{{\text{mb}} + {\text{nd}}}}$$   is equal to -

Present ages of A and B are in the ratio 5 : 6 respectively. After seven years this ratio becomes 6 : 7. Then the presen…

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

The ratio of the ages of two persons is 4 : 7 and the age of one of them is greater than that of the other by 30 years. …