Babita score $84\%$ marks in the English paper. If the total examination marks in the paper are $150$, find the total marks obtained by her.

The population of a city increased by $3\%$ every year. If the population of the city is $600000$ in $2015$, What will be the population in $2016$.

In an election, out of $80000$ eligible voters $60000$ cast their votes. What percent of voters cast their votes?

A number is decreased by $25\%$, What percentage is the final number of the original one?

First number is $30\%$ less than the second number. By what per cent is the second number more than the first number?

The price of a car increased from $120,000$ to $140,000$. Find the percentage increase in the price of the car.

In a fabric, cotton and synthetic fibres are in the ratio $2:3$. What is the percentage of the cotton fibre in the fabrics?

Out of the income of $20,000$, Salim spend $12,000$. What per cent of his income does he save?

Amal got $75$ marks and failed by $15$ marks in English paper in which the maximum marks are $200$. Find the pass per cent.