Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

A prisoner is told: "If you tell a lie, we will hang you and if you tell the truth, we will shoot you." What did the prisoner say to save himself?

Can you count the number of lines in the below picture?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

What number when divided in half becomes zero?

A man started to town with a fox, a goose, and a sack of corn. He came to a stream which he had to cross in a tiny boat. He could only take one across at a time. He could not leave the fox alone with the goose or the goose alone with the corn. How did he get them all safely over the stream?

I am a number I am not an odd number I am higher than 90 I am not higher than 100 If you subtract me from 100, you get nothing. What number am I?

What do you call a fish without an eye?

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?