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?

What number divided by 4 is the same as that number minus 4?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

I came first on earth but second on the heaven.
I also came twice in a week but found just once in a year.
I stay away from months but you can find me in February.

What am I?

Can you find the missing piece of the Porsche?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

Can you write down eight eights so that they add up to one thousand?

There was a minor accident with a doctor's son but the doctor noticed no major injury. After the treatment, the father of that doctors son is sitting with the son of the doctor without the doctor being in the room.

How can this be possible?

The husband and wife were jogging in the morning. To match every two steps of the husband, the wife required three steps. If Both of them start with the here right foot. After how many steps do their left foot be together?

Can you find out who is the kidnapper in below Picture and why, Explain ?