What is full of holes but still holds water?

What time is it when an elephant sits on a fence?

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

I look at you, you look at me I raise my right, you raise your left. What am I?

A number can be multiplied by multiple of nine
i.e 9 18 27 36 45 ...

and the resulting number consist of only one digit.

Can you identify the number ?

What can you serve, but never eat?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

A wealthy man lives alone in a small cottage. Being partially handicapped he had everything delivered to his cottage. The mailman was delivering a letter one Thursday when he noticed that the front door was ajar. Through the opening he could see the man's body lying in a pool of dried blood. When a police officer arrived he surveyed the scene. On the porch were two bottles of warm milk, Monday's newspaper, a catalog, flyers, and unopened mail. The police officer suspects it was foul play. Who does he suspect and why?