This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

You have a basket containing ten apples. You have ten friends, who each desire an apple. You give each of your friends one apple.
Now all your friends have one apple each, yet there is an apple remaining in the basket.
How?

Can you divide the below-given shape into four equal and identical pieces?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

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

What has lots of eyes, but can’t see?

Using Only Five 5's and any mathematical operator make sum as 37

I’m orange, I wear a green hat and I sound like a parrot. What am I?

What does below Rebus say?

XLR8

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?