Quantitative Aptitude - Arithmetic Ability Questions

The sum of the cubes of two numbers in the ratio 3 : 4 is 5824. The sum of the numbers is:

In ΔABC, ∠B=90 deg and BC= √3 AB. Find the measurement of ∠A

A shop keeper cheats to the extent of 10% while buying and selling fruits, by using tampered weights. His total gain, in %, is:

The average weight of 25 bags is 55 kg. The weight of one bag was misread as 65 instead of 56. Find the correct mean value.

The mean of a distribution is 20 and the standard deviation is 4. What is the value of the coefficient variation?

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

If 2 + 2x < 3 + 5x and 3(x -­ 2) < 5 -­ x; then x can take which of the following values?

In the given figure, PQ is the diameter of the circle. What is the measure (in degrees) of QSR?