Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

Find the 8 in the below-given Image.

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 soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?

Spot what is wrong here in below Picture?

In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

What always comes into a house through the keyhole?

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