A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

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?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

If you say my name, I will no longer exist. What am I?

Count the number of lines in the image below ?

A newspaper is supposed to have 60 pages, but pages 24 and 41 are missing.
Which other pages won't be there?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?