Quantitative Aptitude - Arithmetic Ability Questions

If x = 11, the value of x5 - 12x4 + 12x3 - 12x2 + 12x - 1 is

What is the value of {[sin (x + y) – 2 sin x + sin (x – y)]/[cos (x – y) + cos (x + y) – 2 cos x]} × [(sin 10x – sin 8x)/(cos 10x + cos 8x)]?

What is the value of [tan (90 – A) + cot (90 – A)]2/[2 sec2(90 – 2A)]?

If 4x -7 < x - 2 and 5x +2/3 ≥ 3x + 1; then x can take which of the following values?

The ratio of salary of u, v and w is 8 : 7 : 13. If w gets Rs 3384 more than that of v, then what is the salary (in Rs) of u?

Select the odd number from the given alternatives.

If [a + (1/a)]2 – 2[a – (1/a)] = 12, then which of the following is a value of 'a'?

In Δ ABC , if ∠BAC = 90° and AB = AC , then ∠ABC is