The person who makes it has no need for it; the person who buys it has no use for it. The person who uses it can neither see nor feel it. What is it?

Can you find the least possible number such that

If the number is divided by 3, it gives the remainder of 1;
If the number is divided by 4, it gives the remainder of 2;
If the number is divided by 5, it gives the remainder of 3;
If the number is divided by 6, it gives the remainder of 4.

The teacher told the student that if he told a lie then he will be expelled from school and if he told the truth then he still is expelled from school.

What can a student say to prevent his being expelled from school?

Something Extraordinary happened on May 6th 19778 at 12:34am what was that?

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?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

What is the next number in this series?

4,12,84,3612....

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?