Rohit spends $40 \%$ of his salary on food,$20 \%$ on house rent,$10 \%$ on entertainment,and $10 \%$ on conveyance. If his savings at the end of a month are $₹ 1500$,then his monthly salary is:

$A$ batsman scored $110$ runs which included $3$ boundaries and $8$ sixes. What percent of his total score did he make by running between the wickets?

About $8 \%$ of the voters in an election did not cast their votes. In this election,there were only two candidates. The winner,by obtaining $48 \%$ of the total votes,defeated his contestant by $1100$ votes. The total number of voters in the election was:

Milk contains $5 \%$ water. What quantity of pure milk should be added to $10$ litres of milk to reduce this to $2 \%$?

$A$ student secures $90\%$,$60\%$ and $54\%$ marks in test papers with $100$,$150$ and $200$ respectively as maximum marks. The percentage of his aggregate is:

If $A$'s salary is $30\%$ more than that of $B$,then by how much percent is $B$'s salary less than that of $A$ (in $\%$)?