I look at you, you look at me I raise my right, you raise your left. What am I?

Give it food and it will live; give it water and it will die.

If a wheel has 54 spokes, how many spaces are there between the spokes?

Known by all without exception, Forever here, for your protection, Sometimes strong, sometimes weak, Right after the night I come - hot and chic. And while millions of miles away, I always get to you, I find my way. No life around could do without me, Can you guess what I might be?

How can I get the answer 24 by only using the numbers 8,8,3,3?

You can use the main signs add, subtract multiply and divide.

I’m tall when I’m young, and I’m short when I’m old. What am I?

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?