Why do people go to bed?

A man has a barrel filled with oil that weighs 100 pounds, and then he puts something into it. Now the barrel weighs less than 100 pounds. What did he put in the barrel?

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

What begins with T, ends with T, and has T in it?

Bay of Bengal is in which state?

The following alphametic has only one solution. Can you find it?
ENLIST + SILENT + LISTEN = ANAGRAM

PS: You may start the number from 0.

What building has the most stories?

Take number 1000 and then add 20 to it.
Now add 1000 one more time.
Now add 30.
Now add 1000 one more time.
Now add 40.
Now add 1000 one more time.
Now add 10.

What is the total?

Who always enjoys poor health?