During which month do people sleep the least?

What does below pictogram mean?

A fresh card pile is taken out of a box (the pile has 54 cards including 2 jokers). One joker is taken out and then the cards are shuffled for a good amount of times. After shuffling, two piles are made by dividing that one pile.



What is the possibility that one of the piles will have a card sequence from A to K in order?

If you go to the movies and you're paying, is it cheaper to take one friend to the movies twice, or two friends to the movies at the same time?

Why is Saturday stronger than Monday?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

What is the word or phrase below?
R | E | A | D

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

There is a circular car race track of 10km. There are two cars, Car A and Car B. And they are at the exact opposite end to each other. At Time T(0), Both cars move toward each other at a constant speed of 100 m/seconds. As we know both cars are at the same speed they will always be the exact opposite to each other.
Note, at the center, there is a bug which starts flying towards Car A at time T(0). When the bug reaches car B, it turns back and starts moving towards the car A. The speed of bug is 1m/second. After 5 hours all three stop moving.
What is the total distance covered by the bug?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?