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?

They are three errirs in this question. Can you find them?

One night, a man runs away from home. He turns left and keeps running. After some time he turns left again and keeps running. Later, he turns left one more time and runs back home—but when he gets home, he finds a man in a mask. Who was the man in the mask?

What has a bottom at the top?

Can you identify the direction in which this bus is moving; left or right?

Hint: The bus is moving on the roads of London.

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

What does it mean?

Which wheel of car does not rotate when you turn your car right?