The present population of a town is $26010$. It increases annually at the rate of $2\%$. What was the population of the town two years ago?

If a number is increased by $20 \%$ and then reduced by $20 \%$,what is the net change in the number?

$65 \%$ of $? = 20 \%$ of $422.50$

$A$ shopkeeper marks the prices of his goods at $25 \%$ higher than the original price. After that,he allows a discount of $12 \%$. What profit or loss did he make?

$A$ housewife saved $₹ 2.50$ in buying an item on sale. If she spent $₹ 25$ for the item,approximately what percentage did she save in the transaction?

In an entrance examination,Ritu scored $56\%$ marks,Smita scored $92\%$ marks,and Rina scored $634$ marks. The maximum marks of the examination are $875$. What are the average marks scored by all the three girls together?