Replace the question mark with the correct number.

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

A container contains 100 eggs. They can be either fresh or rotten. What is sure is the fact that there is at least one fresh egg in that container.

If you are asked to pick two eggs randomly from the container, at least one of them will be rotten.

Can you calculate how many eggs in that container are fresh?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

How many triangles are there on the puzzle below?

How could a baby fall out of a twenty-story building onto the ground and live?

Two guards were guarding the camp.Guard-1 was looking towards the south to make sure no threat is coming from the road.Guard-2 was looking at the north to make sure no threat is coming from the top. Suddenly Guard-1 ask the Guard-2 why he is smiling?How Guard-1 knows that Guard-2 is smiling?

What word does this rebus represent?

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What does an Island and the letter T have in common?

A man comes across a coin that is dated 226 B.C. Can you calculate its worth?