Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

I can write cow in 13 letters.

Can You?

There is a unique number which when multiplied by any number from 1 to 6, we will get the new number that contains the same digits only.

Can you find that number?

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?

Before Mount Everest was discovered, what was the highest mountain in the world?

What kind of tree can you carry in your hand?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

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?

What does this Rebus Picture means ?

John was piloting a plane behind a car but was never able to overtake it. Why?