Quantitative Aptitude - Arithmetic Ability Questions

A flask has two holes. The 1st hole alone makes the flask empty in 9 minutes and 2nd hole alone makes the flask empty in 16 minutes. If water leaks out at a constant rate, how long in minutes does it take if both the holes together empty the flask?

If the angles of a triangle are in the ratio of 2:3:4, then the difference of the measure of greatest angle and smallest angle is

Two equal circles of radius 3 cm each and distance between their centres is 10 cm. The length of one of their transverse common tangent is

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

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

Which of the following is a Pythagorean triplet?

Simplify (2/7 + 3/5) / (2/5 + 2/7)

Simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on Rs 1200 for 2 years at 10% per annum. The sum placed on simple interest is