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

Explain how?

Which number should replace the question mark?

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

You need to arrange three 7 and mathematical symbols to form number 1?

The dirtier I get, the whiter I look. Who am I?

On rolling two dices (six-sided normal dice) together, what is the probability that the first one comes up with a 2 and the second one comes up with a 5?

How far can you walk into the woods?

Remove two matchsticks to make the below equation correct.

Find the next number in the sequence

1, 2, 6, 21, 88, __?

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?