What can you see in the middle of March and April that you can never see in any other month?

Can you find out the remainder when 3^300 is divided by 5?

It has five wheels, though often think four, You cannot use it without that one more, You can put things in it, you can strap things on top, You can't find it in the market, but you can still go shop. What is it?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

A very interesting trivia question for all.

Why do men's shirts have their buttons on the right side and women's have buttons on the left-hand side?

You stand in front of two doors. A guard stands next to each door. You know the following things: one path leads to paradise, the other leads to death. You cannot distinguish between the two doors. You also know that one of the two guards always tells the truth and the other always lies. You have permission to ask one guard one question to discover which door leads to paradise. What one question would you ask to guarantee you enter the door to paradise?

Find the next number in the series.
1 10 24 43 67 ?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

How many triangles can you count in the figure given?