What is full of holes but still holds water?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

I am a type of food that is often found in the fridge and can be white in colour. What I am?
Hint 1: I am a dairy product.
Hint 2: You can spread me on the bread.

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

I am a ten letters word
The first four letters have the power to rule,
Next, four-letter can be eaten.
The next three-letter represents a lady.
I can fly as well

what am I looking for?

What is the next number in the series?

15 29 56 108 208 ?

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

You enter your friend's room. He is not in his room. Although you see that on the bed there are two dogs, five cats, two giraffes and three pigs. Also, a couple of chickens and ducks are flying in the room.

Calculate the number of legs standing on the floor.

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

There was a minor accident with a doctor's son but the doctor noticed no major injury. After the treatment, the father of that doctors son is sitting with the son of the doctor without the doctor being in the room.

How can this be possible?