I can write cow in 13 letters.

Can You?

In the picture given below, can you find out which digit will take place of the question mark?

What is the riddle which can be asked all day with a different correct answer each time.

What do you think with the below Picture ?

What has one letter and starts with an E?

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

People make me, save me, change me, raise me. What am I?

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

what does the below math rebus puzzle mean?