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?

I am quite hot but become too cold if you remove the first two letters. What am I?

A man is shown a portrait painting. He looks closely, then tells, “Brothers and sisters have I none, but that man’s father is my father’s son!” Who is the man in the portrait?

You need to move three matchsticks to form three squares. Can you do it?

What is the probability of choosing the correct answer at random from the options below?

a) 1/4
b) 1/2
c) 1
d) 1/4

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

I am white when I am dirty, and black when I am clean. What am I?

A blonde put eyeliner on her head. Why?

Can you find the key in the picture below?

What four weights can be used to balance from 1 to 30 pounds?