MBA Exam Numerical Ability Percentage

A raindrop consists of 75% water and the rest is dust. However, by the time it reaches the surface of Earth, it is left with 70% water as 2 ml water evaporates on the way. Find the original volume of the raindrop.

1) 12 ml
2) 15 ml
3) 40 ml
4) 42 ml

Read Solution (Total 1)

MBA Other Question
A tank is fitted with two pipes X and Y, which can together fill it in 20 minutes. X is opened for half the time taken by Y alone to fill the tank and then closed. Y is then opened for half the time taken by X alone to fill the tank. At this stage, the tank just gets filled up. Find the time taken by Y alone to fill the tank (in minutes).

1) 25
2) 30
3) 24
4) 40
 The line joining the points A (3, 1) and B (4, 2) is rotated about a in an anticlock-wise direction through an angle of 15°. Find the equation of the line in its new position.Answer Options:-

1) 1
2) 2
3) 3
4) 4