If 30 % of 1520 + 40 % of 800 = x % of 5000, find the value of x.

30% of 80% of 36% of an amount is ₹ 216. What is the amount?

If 30% of P is added to 40% of Q, it becomes 80% of Q. Accordingly, what is the percentage of Q with respect to P?

If 40% of an amount is 250, what will be 60% of that amount?

Population of a town was 150000 three years ago. It increased by 2%, 4% and 5% in the last three years. Present population?

The sum of two numbers is 520. If the bigger number is decreased by 4% and the smaller number is increased by 12%, then the obtained numbers are equal, then smaller number is :