In an examination, 34% failed in Mathematics and 42% failed in English. If 20% failed in both the subjects, the percenta…

A spider climbed $$\frac{{125}}{2}$$ % of the height of the pole in one hour and in the next hour it covered $$\frac{{25…

If the price of a book is first decreased by 25% and then increased by 20%, then the net charges in the price will be :

What is 45% of 25% of $$\frac{4}{5}$$<sup>th</sup> of 850 ?

From the salary of an officer, 10% is deducted as house rent, 20% of the rest, he spends on conveyance, 20% of the rest …

The ratio of the number of boys to that of girls in a school is 4 : 1. If 75% of boys and 70% of the girls are scholarsh…

What is 20% of 25% of 300 ?

The current birth rate per thousand is 32, whereas the corresponding death rate is 11 per thousand. The net growth rate …