There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

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?

If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?

I have eight fingers and two thumbs but I do not live. What Am I?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

Below toothpicks/matchsticks indicate the group of fishes moving from west to east direction. Can you make them move from east to west by just moving three toothpicks/matchsticks?

If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?

I never was there, I am always to be.
You have never ever seen me, not ever you will.
Yet I am the confidence of everyone.

Who Am I?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

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