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

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?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

If you say my name, I will no longer exist. What am I?

Replace the question mark with the correct number.

I have branches, but no fruit, trunk or leaves. What am I?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

Find the next number in the series below

21 32 54 87 131 ?

Assume the given figure to be a delicious doughnut. Yes, now you can concentrate more on the puzzle. So you have this delicious doughnut in your refrigerator when your friends come knocking at the door. There are eight of them. Now you have to make three cuts in this doughnut so that each one of you nine people can enjoy a piece of it. Neither you nor your friends would mind the size of their piece as long as they are getting it. How will you do it?