When monkey rotate the gear, which mark will be hit 1 or 2 ?

Solve the below puzzle by replacing the question mark with the correct number.

3 6 12

4 8 16

5 10 ?

What does this rebus photo means?

Two boys wish to cross a river. The only way to get to the other side is by boat, but that boat can only take one boy at a time. The boat cannot return on its own, there are no ropes or similar tricks, yet both boys manage to cross using the boat.

How?

A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?

Which is the rope you never skip with?

Can you count the number of squares in the given picture?

What jumps when it walks and sits when it stands?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.