Quantitative Aptitude - Arithmetic Ability Questions

If x-1x = 10, then find the value of x4+1x2

In the following question, select the odd letter/letters from the given alternatives.

One of four words is a class to which the other three belong. Identify the class.

Select the odd number from the given alternatives.

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

The length of one side and the diagonal of a rectangle are 5 cm and 13 cm respectively. Find its area (in cm2).

If 5 - 2x ≥ 4 - x and 3(2 - x) > 2 - 4x; then x can take which of the following values?

Factorise x2 + 3x -­ 18