Bay of Bengal is in which state?

There are 3 apples in the basket and you take away 2. How many apples do you have now?

There is a unique number which when multiplied by any number from 1 to 6, we will get the new number that contains the same digits only.

Can you find that number?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

There is something which you can be arrested for attempting but not for successfully completing.

What building has the most stories?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

A horse was tied to a rope 5 meters long and the horses food was 15 meters away from the horse. How did the horse reach the food?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?