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 in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

Decode below rebus
D
N
A
T
S , D

Solve the puzzle by telling what does below picture means.

During an experiment, a guy throws a bouncy ball from a 100 feet tall building. The ball has a specific characteristic. Every time it hits the ground, it bounces up halfway.

How many bounces do you think the ball will make before it comes to a stop ?

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?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?