Two tailors $X$ and $Y$ are paid a total of ₹ $550$ per week by their employer. If $X$ is paid $120$ percent of the sum paid to $Y$,how much is $Y$ paid per week?

The population of a town increases by $5 \%$ annually. If its population in $2001$ was $138915$,what was it in $1998$?

On a certain date,Pakistan has a success rate of $60 \%$ against India in all the $ODI$s played between the two countries. They lost the next $30$ $ODI$s in a row to India and their success rate comes down to $30 \%$. The total number of $ODI$s played between the two countries is

$0.15 \%$ of $33 \frac{1}{3} \%$ of $Rs. 10,000$ is?

If all sides of a hexagon are increased by $7 \%$,find the percentage increase in its area. (in $\%$)

If $₹ 2800$ is $\frac{2}{7}$ percent of the value of a house,the worth of the house (in $₹$) is