In a school there are $1500$ students,$44 \%$ of whom are girls. The monthly fee of each boy is $₹ 540$ and the fee of each girl is $25 \%$ less than that of a boy. What is the sum of the monthly fees of all the boys and girls?

If $A$'s height is $40 \%$ less than that of $B$,how much percent is $B$'s height more than that of $A$?

If $8 \%$ of the people eligible to vote are between $18$ and $21$ years of age,and in an election,$85 \%$ of those eligible to vote who were between $18$ and $21$ years of age actually voted,then the number of persons between $18$ and $21$ years of age who actually voted is what percent of the total people eligible to vote?

If $18 \%$ of a number is $720,$ then what is $81 \%$ of the same number?

$60 \%$ of $264$ is the same as:

If the price of a shirt is increased by $25 \%$ and then decreased by $30 \%$,then what will be the net effect?