If the salary of Manoj is $40 \%$ less than that of Subhash,then by how much percentage is the salary of Subhash more than that of Manoj?

What percent of ₹ $2650$ is ₹ $1987.50$?

The price of a shirt is increased by $15 \%$ and then reduced by $15 \%$. The final price of the shirt

The population of a town increases $4 \%$ annually but is decreased by emigration annually to the extent of $(1/2) \%$. What will be the increase per cent in $3$ years?

The strength of a school increases and decreases in every alternate year by $10 \%$. It started with an increase in $2000$. Then the strength of the school in $2003$ as compared to that in $2000$ was

The average salary of male employees in a firm was $Rs$ $5200$ and that of females was $Rs$ $4200$. The mean salary of all the employees was $Rs$ $5000$. What is the percentage of female employees?