Mr. Katial buys a house for ₹$100000$ and rents it out. He puts $12.5 \%$ of each month's rent aside for upkeep and repairs,pays ₹$325$ per year as taxes,and realizes a $5.5 \%$ annual return on his investment. Find the monthly rent.

In Convent Model School,$60 \%$ of the students are boys. In an aptitude test,$80 \%$ of the girls scored more than $40$ marks (out of a maximum possible $150$ marks). If $60 \%$ of the total students scored more than $40$ marks in the same test,find the fraction of the boys who scored $40$ marks or less?

$A$ number,when $35$ is subtracted from it,reduces to its $80$ percent. What is four-fifths of that number?

At an election,a candidate got elected by fetching $63 \%$ of the total votes. If $54982$ voters did not vote in favour of the elected candidate,what was the total number of votes polled?

The sum of three consecutive numbers is $2262$. What is $41\%$ of the highest number?

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?