Q.A survey was taken among 100 people to find their preference of watching T.V. programmes. There are 3 channels. Given the no of people who watch.

at least channel 1

at least channel 2

at least channel 3

no channels at all

atleast channels 1 and 3

atleast channels 1 and 2

atleast channels 2 and 3

Find the no of people who watched all three.

Q. Albert and Fernandes have two leg swimming race. Both start from opposite ends of the pool. On the first leg, the boys pass each other at 18 m from the deep end of the pool. During the second leg they pass at 10 m from the shallow end of the pool.

Both go at constant speed but one of them is faster.

Each boy rests for 4 seconds at the end of the first leg.

What is the length of the pool?

Q. Each alphabet stands for one digit in the following multiplication.

T H I S

x I S

---------

X F X X

X X U X

------------

X X N X X

------------

What is the maximum value T can take?

Ans: T max value = 4

Q.An escalator is descending at constant speed.

A walks down and takes 50 steps to reach the bottom.

B runs down and takes 90 steps in the same time as A takes 10 steps.

How many steps are visible when the escalator is not operating?

Ans: 150 steps

Q. Every day a cyclist meets a train at a particular crossing. The road is straight before the crossing and both are travelling in the same direction.The cyclist travels with a speed of 10 Kmph. One day the cyclist comes late by 25 min. and meets the train 5km before the crossing. What is the speed of the train?

Ans: 60 kmph

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