Find the number of squares in the below picture

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

There was a greenhouse.
Inside the greenhouse, there is a white house.
Inside the white house, there is a red house.
Inside the red house, there are lots of babies.

What is It?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

What are the next two letters in the following series and why?
W A T N T L I T F S _ _

*Hint: Check Puzzle Title

Using Only Five 5's and any mathematical operator make sum as 37

How could a baby fall out of a twenty-story building onto the ground and live?

John has eleven friends. He has a bowl containing eleven apples. Now He wants to divide the eleven apples among his friends, in such a way that an apple should remain in his bowl.
How can He do it?

Decode below rebus
D
N
A
T
S , D

Replace the question mark with the correct number in the below-given picture?