What brings you down but never up?

You walk into a room where there are three primates held in their respective cages:
1) A lion who is eating the flesh of a goat.
2) An orangutan who is playing with blocks.
3) A donkey who is sitting idle.

Who is the most intelligent primate in the room?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

What does it mean?

He runs but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?

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

What is more useful when it is broken?

Look at the picture and find out which square is not linked with any of the other squares.

What is the centre of gravity?

Using Only Five 5's and any mathematical operator make sum as 37