Quantitative Aptitude - Arithmetic Ability Questions

What is the value of [(sin x + sin y) (sin x – sin y)]/[(cosx + cosy) (cosy – cosx)]?

If 3x + 2 < 2x + 1 and x ­- 4 ≤ 2x -­ 1; then x can take which of the following values?

In the following question, select the odd word pair from the given alternatives.

Select the odd number from the given alternatives.

In a triangle ABC, the length of in-radius and circum-radius is 2 units and 6 units respectively. Find the distance (in units) between the in-centre and circum-centre.

If x + 1x = -2, then the value of x631 + 1x632?

If (tanA + tanB)/(1 ­ tanAtanB) = x, then the value of x is

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