In the image below, can you find the value of an angle(y)

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’re out on the water and see a boat filled with people. You look away for a second and look back again, but this time you don’t see a single person on the boat. Why? Hint: The boat did not sink.

There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

How many words can a pen with half refill write?

Can you name some countries which do not have the alphabet 'A' in them?

Find the number of squares in the below-given picture.