Quantitative Aptitude - Arithmetic Ability Questions

A cylindrical vessel of radius 6 cm is partially filled with water. By how much will the water level rise if a sphere of radius 5 cm is completely immersed in this water? (Take π = 22/7)

A and B together can do a piece of work in 10 days. If A can do the work in 15 days, find in how many days that B alone can do the same work. Given below are the steps involved in solving the above problem. Arrange them in sequential order.

A) One day's work of B is 1/10 - 1/15

B) One day's work of A and B is 1/10 and One day's work of A is 1/15

C) B alone can do the work in 30 days

D) One day's work of B is 1/30

In a cricket match, the scores of the players are considered such that coefficient of variation of scores is 16 and mean is 25 then the variance is

A sum of Rs 400 becomes Rs 448 at simple interest in 2 years. In how many years will the sum of Rs 550 amounts to Rs 682 at the same rate?

Iftan 450=cot∅, then the value of ∅, in radians is 

The sum of thrice a number and twice its reciprocal is 97/4. What is the number?

When a discount of 25% is given on a box of popcorn, the profit is 25%. If the discount is 10%, then the profit is

What should be added to 8(3x - ­4y) to obtain 18x ­- 18y?