You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

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

Can you count the number of triangles in the picture below?

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?

Can you name four days which start with the letter 'T'?

I have an eye but still cannot see.

Who am I?

What do you think with the below Picture ?

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

What goes up but never comes down?