Quantitative Aptitude - Arithmetic Ability Questions

A and B can do a piece of work in 24 and 30 daysrespectively. Both started the work and worked for 6 days.Then B leaves the work and C joins and the remaining workis completed by A and C together in 11 days. Find the days in which C alone can do the work

A bookseller bought 500 text books for  20,000. He wanted to sell them at a profit so that he get 50 books free. At what profit percent should he sell them?

Rohit wants to earn 21% profit on a belt after offering 45% discount. By how much percentage more should he mark the price of his article above the costprice?

The value of cosec260 + sec260 cot260 + tan230 will be

If 1 shirt is offered free on purchase of 3 shirts priced Rs 500 each, then what is the effective discount on each shirt?

Find the L.C.M of 4/5, 2/3 and 5/7.

The LCM of two numbers is 66. The numbers are in the ratio 2:3. The sum of the numbers is

An engineering student has to secure 36% marks to pass. He gets 53 and fails by 37 marks. Find the maximum marks.