If two's company, and three's a crowd, then whats four and five ?

Can you divide the below-given shape into four equal and identical pieces?

What does does this rebus picture means ?

Teacher ask the student

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

what did student replied ?

What numbers should go on the bottom line?
3 6 9 15
8 2 10 12
11 8 19 27
19 10 29 39
? ? ? ?

John is the son of Jacob.
So,
Jacob is the_____of John's father?

On a bright sunny day, two fathers took their son fishing in the lake. Each man and son were able to catch one fish. When they returned to their camp, there were only three fishes in the basket. What happened?

PS: None of the fish were eaten, lost, or thrown back.

Can you find a number that lies one third of the distance between 1/3 and 2/3?

What Does this text mean:

important=important

You have an empty wine bottle with a cork that has been secured at the top in a normal way. There is a metal ring inside the bottle that is suspended by a string.

How can you make the metal ring drop to the bottom if you are not allowed to touch anything - not the bottle, not the cork, not the thread and not the ring?