Population of a town increases by 12% every year. If the population of town will be 188160 after 2 years, then what is its present population?

28% members of a certain group are married. What is the respective ratio between the number of married members to the number of unmarried members?

If the length of a rectangle increased by 20 % and breadth is decreased by 12.5 % Find the percentage increase in the Area ?

If the radius of a right circular cylinder is decreased by 50% and its height is increased by 60%, its volume will be decreased by

A fruit seller had some oranges and apples. He sold 20% oranges to A, 40% of remaining to B and had 48 oranges left. Similarly, he sold 40% apples to A, 100 apples to B and had 10% apples left. Find the total number of apples and oranges that the shopkeeper had initially.

In an examination, 50% of the students passed in Science and 75% passed in Social Science, while 20% students failed in both the subjects. If 270 students passed in both subjects, find the total number of students who appeared in the exam?

When a number is increased by 24, it becomes 115% of itself. What is the number?