Quantitative Aptitude - Arithmetic Ability Questions

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

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

tan(A/2) is equal to

If 5 -­ 5x < 4 -­ x and 2 -­ x < 6 -­ 4x, then x can take which of the following values?

If sin = 2/3, find the value of secθ and cotθ

Which of the following numbers is not composite?

If x+5+1x+1=6 then the value of (x+1)3+1(x+1)3 is

The average of 17 results is 60. If the average of first 9 results is 57 and that of the last 9 results is 65, then what will be the value of 9th result?