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?

John has eleven friends. He has a bowl containing eleven apples. Now He wants to divide the eleven apples among his friends, in such a way that an apple should remain in his bowl.
How can He do it?

I have no life, but I can die. What am I?

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?

Which English verb becomes past tense just by rearranging the letters?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

What question can you never answer yes to?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

My grandson is about as many days as my son in weeks, and my grandson is as many months as I am in years. My grandson, my son and I together are 120 years. Can you tell me my age in years ?