1.  Two aeroplanes take off at same time. One flies from New York at the speed of 850km/hr to

Paris and second from Paris at the speed of 700km/hr to New York. Which plane will be near to

paris when both meet each other.

2.  Two cyclist are moving away from in opposite direction each with the speed of 10miles/hr .

When they are at a distance of 50 miles from each other. A butterfly flies from the first bicylce

to the 2nd at the speed of 16miles/hr. What distance will the fly will have to travel?

3.  Three pipes A, B and C can fill a tank in 12, 20 and 25 minutes respectively. First A was opened.

After two minutes B was opened and after two minutes from the start of B, C was opened. Find

the time in which the tank is just full.

4.  There is a pipe whose length is 5 feet and internal diameter 6 feet and outer diameter 8 feet. If

the surface area of the pipe is kp. What is the value of K

5.  A committee needs to select three persons, chances of selection of males and females are

equal.What will be the probability if thee males are selected

6. 

A boy is walking on a bridge, he is 10 meters away from the mid of a bridge when he sees a train

coming towards him at a speed of 95km/hr. The train is as far from him as the length of the

bridge. He rushes straight towards the train to step out from the bridge. He is 4 meters away

from the train when he stepped out of the bridge. If he would run in the same direction as the

train to cross the bridge he would have been hit by the train 8 meters away from the end of the

bridge. What will be the length of the bridge

7.  There are three triplet brothers, Ibrahim, Yas and Saleem. Ibrahim always tells the truth, while

saleem either tells truth or lie and Yas always tells lie. All of them were sitting together when a

person comes. He asks from most left person, who is in the middle? The left most person says,

He is Ibrahim. He asks the person in the middle, who are you. He says, I am Saleem. He asks the

right most person, who is the person in the middle, He says, He is Yas. Who is in the middle

actually?

8.  A cylinder 3 feet diameter and 5 feet height is full of water. If there is a hole of 1 inch at the

bottom and water is leaking from it. After how much time the cylinder will be empty considering

g=32ft/s2

9.  Two cyclist are moving away from in opposite direction each with the speed of 10miles/hr .

When they are at a distance of 50 miles from each other. A butterfly flies from the first bicylce

to the 2nd at the speed of 16miles/hr. What distance will the fly will have to travel?