Quantitative Aptitude - Arithmetic Ability Questions

If cot 240° = x, then the value of x is

If x - √x = 20; Find the value of √x.

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

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

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

If the angles of a triangle are in the ratio of 2 : 3 : 7, then find the ratio of the greatest angle to the smallest angle.

In ΔPQR measure of angle Q is 90°. If tanP = 4/3, and PQ = 1.5cm, then what is the length (in cm) of side PR?

If x = (a/b) + (b/a), y = (b/c) + (c/b) and z = (c/a) + (a/c), then what is the value of xyz – x2 – y2 – z2?