Quantitative Aptitude - Arithmetic Ability Questions

Coefficient of x2 in 4x3 - 2x2 + 2x -­ 3 are

If 90% of A = 30% of B and B = x% of A, find x.

If after giving a discount of 18%, a book is sold for Rs 1599, then what will be the marked price (in Rs) of the book?

If y=2-x1+x, then what is the value of 1y+1 + 2y+1y2-1 ?

A train travelling at 76 kmph crosses a 450 m long platform in 27 seconds. What is the length of the train?

What is the distance between the points (11,-5) and (-1,0)?

A and B together can do a piece of work in 36 days, B and C together can do it in 24 days. A and C together can do it in 18 days. The three working together can finish the work in

The first and last terms of an arithmetic progression are 29 and -49. If the sum of the series is -140, then it has how many terms?