R. Gupta Solutions for Chapter: Percentage, Exercise 1: EXERCISE

Find: $10\%$ of ?=$0.101$

Find: $\frac{20\%of740}{?}=1036$

Find: $12\% of 200 = ?$

The tax on a commodity is diminished by $10\%$ and its consumption increased by $10\%$. The effect on the revenue derived from it is:

A reduction of $20\%$ in the price of coffee enables a purchaser to obtain $4$ kg more for Rs.$80$. The reduced price per kg of coffee is:

A student has to secure 40% marks to get through. If he gets 40 marks and fails by 40 marks, find the maximum marks set for the examination.

Due to increase of $40\%$ in the price of a radio, selling price is reduced by $60\%$, then how much percentage increase or decrease will be in income?

If the length of a rectangle is decreased by $40\%$ and the breadth is increased by $30\%$, then what is increase or decrease per cent in the area of rectangle?