People put me on the table and cut me but do not eat me. What am I?

How many letters are in the alphabet?

A non-stop marathon is the shared favourite sport of three brothers.

*The oldest one is fat and short and trudges slowly on.
*The middle brother's tall and slim and keeps a steady pace.
*The youngest runs just like the wind, speeding through the race.

"He is young in years, we let him run!" the other two brothers explained, "'because though he is surely number one, he is second, in a way." Why is it?

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

What number should come in place of the question mark below?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

What does below chemistry rebus means?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?