An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?

What is the probability of choosing the correct answer at random from the options below?

a) 1/4
b) 1/2
c) 1
d) 1/4

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

How is a fly different from a mosquito?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

I travel all around the world but always stay in the corner. What am I?

There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number.

What is the smallest number that stands true on the statement?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

Can you find out the number that should replace the question mark with a valid reason?

Why is it against the law for a man living in Delhi to be buried in Mumbai?