How can you tell a raw egg from a hard-boiled egg?

I am white when I am dirty, and black when I am clean. What am I?

If two fifty-foot ropes are suspended from a forty-foot ceiling that is twenty feet apart, how much rope will you be able to steal if you have a knife?

Solve the counting riddle by identifying the number of triangles in the given picture.

What does below pictogram mean?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

Seven Robbers robbed a bank and hide the coins in a lonely place.
They decide to divide the money equally the next morning. Two greedy robbers decided to cheat the others and reach the place at night. They equally divided the coins between them, one coin left. So they called another robber and then they decided to divide equally among the three. Sadly again one coin left. The same thing happened to the 4th 5th and the 6th robber.
However, when the 7th robber reached in the morning, they can divide the coins equally.

How many coins were there in total?

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

Move three sticks of the spiral below to form a square.