37.5% of the candidates in an examination were girls. 75% of the boys and 62.5% of the girls passed, and 342 girls failed. The number of boys failed was

In an election, winner got 70% votes and won by 1600 votes. If no votes were invalid, total votes polled?

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 :

A seller has a certain number of cups of which 5% are found to be damaged. He sells 93% of the remainder and still has 532 cups left. How many cups did he originally have?

A student scored 65% marks in an exam. If he scored 78%, 70%, 62% and 65% marks in four subjects out of five subjects, then what is his percentage of marks in the fifth subject?