Manoj gave 60% of his salary to his wife and invested rest amount in mutual funds. His wife spends 30% amount on grocery and 20% on rent. From remaining amount, she purchased gold worth Rs. 18000. Find salary of Manoj.

In an examination, 30 percent of the students failed in English and 25 percent of the students failed in mathematics. If 15 percent of the candidates failed in both subjects, then what percentage of students passed in both subject.

In a college Anjana scored 80 marks out of 150 in History and 95 marks out of 120 in English. If she wants to score 70% marks in 3 subjects, find the minimum marks she should score in Geography out of 100.

In an examination P scored 25 marks less than Q. Q scored 45 more marks than R. T scored 75 marks which is 10 more than R. U's score is 80 less than maximum marks of the test. What approximate percentage of marks did U score in the examination if he gets 55 marks more than R?

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?

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

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

78 is divided into two parts in such a way that the ratio of quadruple of the first part and five times the second part is 14: 15. The first part is