A is 80% more than B and C is $$48{4\over 7}\%$$ less than the sum of A and B. By what percent is C less than A?

If (x+20)% of 250 is 25% more than x% of 220, then 10% of (x + 50) is what per cent less than 15% of x?

Anuja owns $$66{2\over 3}\%$$ of a property. If 30% of the property that she owns is worth 1,25,000, then 45% of the value (in) of the property is:

If the radius of the base of a right circular cylinder is increased by 20% and the height is decreased by 30%, then what is the percentage increase/decrease in the volume?

Rishu saves x% of her income. If her income increases by 26% and the expenditure increases by 20%, then her savings increase by 50%. What is the value of x?

A certain number of students from school X appeared in an examination and 30% students failed. 150% more students than those from school X, appeared in the same examination from school Y. If 80% of the total number of students who appeared from X and Y passed, then what is the percentage of students who failed from Y?

If 20% of (A + B) = 30% of (A − B), then what percentage of B is equal to A?

Two candidates contested an election. One of them got 64% of the votes and won by 434 votes. What was the total number of votes polled?