How many triangles can you find in this given picture?

How can a man go eight days without sleep?

How many bananas can you eat if your stomach is empty?

Decode this picture on T-Shirt and tell what it says ?

I am a five-letter word under you,
Remove the first letter and I am above you,
Remove the second as well and I am around you.

Who am I?

I am an odd number. Take away a letter and I become even. What number am I?

John, Jack and Jill are in a desert. John doesn't like Jill and hence decides to murder him. He poisons the water supply of Jill. Since it is a desert area, Jill must drink or he will die of thirst.

Jack does not know of the actions of John and also decides to murder Jill. To succeed in his ill motives, he removes the water supply of Jill so he dies of thirst.

Jill dies due to thirst. Who murdered Jill?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

4 fathers, 2 grand-fathers and 4 sons went to watch the movie.What is the minimum number of tickets they need to buy ?

What always comes into a house through the keyhole?