There was a man he lives in a hotel each morning he presses the first floor button each evening if there is a person in the elevator he asks him to press the 10 floor button if there is no one in the elevator he takes the stairs why.

What do you get if you add 2 to 100 four times?

You are given 2 eggs.
You have access to a 100-storey building.
Eggs can be very hard or very fragile means it may break if dropped from the first floor or may not even break if dropped from 100th floor, Both eggs are identical.
You need to figure out the highest floor of a 100-storey building an egg can be dropped without breaking.
Now the question is how many drops you need to make. You are allowed to break 2 eggs in the process

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

What animal walks on four legs in the morning, two legs during the day, and three legs in the evening?

Oedipus, the king of Thebes, figured out the answer to the riddle:

Rearrange the letters in "new door" to make one word.

Solve the mathematical equation in the picture below.

What has hands, but can’t clap?

Count the number of balls in picture below: