I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

You are playing a game with your friend Jack. There are digits from 1 to 9. You both will take turn erasing one digit and adding it to your score. The first one to score 15 points will win the game.

Would you want to play first or second?

PS: The sum should be exactly 15.

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

'S' refers to the number of seconds in a day and 'H' refers to the number of hours in ten years. Which quantity out of these two is greater?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

Can you solve the below geography rebus by decoding the below rebus ?

What does below chemistry rebus means?

How many times do a clock's hands overlap in a day ?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?