Quantitative Aptitude - Arithmetic Ability Questions

A and B can together do a piece of work in 6 days and A alone can do it in 9 days. The number of days B will take to do it alone is

The point P(5,-2) divides the segment joining the points (x,0) and (0,y) in the ratio 2:5. What is the value of x and y?

Hiten marks his pen at Rs 9800 and after allowing discount of 20%, he still earns 12% profit. What is the cost price (in Rs) of the pen?

x and y are two numbers such that their mean proportion is 8 and third proportion is 512. What is the value of x and y?

Two equal circles intersect so that their centres, and the points at which they intersect form a square of side 1 cm. The area (in sq.cm) of the portion that is common to the circles is

If 3x -­ 7 = 5x ­- 1, then the numerical value of (x ­- 4)2 is 

Select the odd word/letters/number/number pair from the given alternatives.

When a discount of Rs. 42 is allowed on the marked price of an article, the new reduced price becomes 86% of the original price. Find the marked price.