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

There was a competition where the contestants had to hold something. At the end of the event, the winner was a person who had no hands or feet. What was it that the contestants had to hold?

What does this below rebus puzzle mean?

Which Travels Faster? Solve below famous picture riddle:

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

You have to fill the below given grid in a manner that every row and column contains the digits 1 to 6. Also, make sure that the squares that are connected with each other must contains the same digit.

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

What is black when you buy it, red when you use it, and gray when you throw it away?

You need to arrange three 7 and mathematical symbols to form number 1?

A mathematician couple was having a Frappuccino in Starbucks sitting opposite to each other. Suddenly the guy noticed the text written on the paper in front of them and exclaimed that it was wrong. The girl denied it and said it is appropriate. Both are correct. What is written on the paper?