Find the number of squares in the below-given picture.

A boy and a girl are sitting on the porch.
"I'm a boy," says the child with black hair.
"I'm a girl," says the child with red hair.
If at least one of them is lying, who is which?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

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

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

What has one eye, but can’t see?

A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
He can swim upstream in that lake in exactly 60 minutes against the lake current.
The length of the lake is 2 km.

How long he can cover the distance of one side at a still lake with no current?

A man dies of old age on his 25 birthday. How is this possible?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

A train leaves from point A for point B at 80 mph. After half an hour, another train leaves from point B for point A at 60 mph.

Which of the trains will be farther from point A when they meet ?