What word is pronounced the same if you take away four of its five letters?

I cannot talk, but I always reply when spoken to. 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.

How can a man go eight days without sleep?

I left my campsite and hiked south for 3 miles. Then I turned east and hiked for 3 miles. I then turned north and hiked for 3 miles, at which time I came upon a bear inside my tent eating my food! What colour was the bear?

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

Tell me the Hindi name of a Vegetable which if we remove 1st word will become a precious Stone and by removing the last word it will become a sweet eatable.

There was a strange boy who was born before his father. How can this be possible?

You can see three almost identical images below. Can you spot the odd one out from them?