I am a prime number.
The double of myself is equal to the square of me.

which number am I?

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.

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?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

The more it dries, the wetter it becomes. Can you tell what it is?

What breaks yet never falls, and what falls yet never breaks?

Can you replace the question mark with the correct number?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

Which fur should we be getting from the Lion?