10+10 and 11+11 can give you the same answer.

Explain how?

Known by all without exception, Forever here, for your protection, Sometimes strong, sometimes weak, Right after the night I come - hot and chic. And while millions of miles away, I always get to you, I find my way. No life around could do without me, Can you guess what I might be?

Can you Find and name the hidden bird in the picture below ?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

There is one four-digit whole number n, such that the last four digits of n2 are the original number n

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

An explorer goes on an exposition in the jungle. He sets up camp in the middle of the jungle. The next morning he sees something with a head and a tail, but he is not afraid. What did he see in his bag?

John is found dead in a bare field. Nobody killed John,
John did not commit suicide.

Inspector Jacob found a bag just a few meters away from John which could save his life. What was in the bag?

A frog is at the bottom of a 30-meter well. Each day he summons enough energy for one 3-meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?

Can you decipher the two rows to find the hidden word?