How is a fly different from a mosquito?

A beggar on the street can make one cigarette out of every 6 cigarette butts he finds. After one whole day of searching and checking public ashtrays the beggar finds a total of 72 cigarette butts. How many cigarettes can he make and smoke from the butts he found?

There is a movie name hidden in the picture that is attached with this question. Can you find out which movie is it?

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.

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

A mad serial killer kidnaps people and forces them to play the game of 2 pills with them, In this game, there are pills in the table and one of them is normal pill while the other one is deadly poisonous.
The victim will choose one pill and the killer will pick the other pill and both simultaneously will swallow the pill with water.
victim dies every time.

One day the serial killer kidnaps the Joseph and forces him to play the same game with him.

Joseph solves the mystery of the two pills and remains alive.

Explain?

Give it food and it will live; give it water and it will die.

Find the next number in the series below

21 32 54 87 131 ?