Quantitative Aptitude - Arithmetic Ability Questions

If the standard deviation of a population is 4.5, what would be the population variance?

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

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

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

ΔPQR is right angled at Q. If m∠R = 45°, then find the value of (tanP - 1/2).

The value of -3+3+87+43 is

What is the distance between the points (3 , 6) and (-2 , -6)?

The distance between two pillars is 120 metres. The height of one pillar is thrice the other. The angles of elevation of their tops from the midpoint of the line connecting their feet are complementary to each other. The height (in metres) of the taller pillar is (Use : √3 = 1.732)