Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

No matter how little or how much you use me, you change me every month. What am I?

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

What famous saying does this rebus mean?

COME SERVED <---
COME SERVED
COME SERVED
COME SERVED
COME SERVED

John is the son of Jacob.
So,
Jacob is the_____of John's father?

You are stuck on an island where you have nothing. You find four pieces of paper somewhere on the island. What will be your strategy to escape from the island safely?

PS: No other resource is available to you on the island, neither can you build anything.

A bomb exploded in a room full of married couples and no one died. How?

If one and a half boys, eat one and a half burgers in one and a half hours.

How many burgers can 9 boys eat in 3 hours?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?