What is the fastest way to double your money?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

Find the value of "?" in the ball picture Riddle below:

Why is a river so rich ?

How far can you walk into the woods?

what does the below rebus mean?

A clock loses 10 minutes each hour. If the clock is set correctly at noon, what time is it when it reads 3 PM?

There was a minor accident with a doctor's son but the doctor noticed no major injury. After the treatment, the father of that doctors son is sitting with the son of the doctor without the doctor being in the room.

How can this be possible?

Two old friends, Jack and Bill, meet after a long time.

Three kids
Jack: Hey, how are you, man?
Bill: Not bad, got married and I have three kids now.
Jack: That's awesome. How old are they?
Bill: The product of their ages is 72 and the sum of their ages is the same as your birth date.
Jack: Cool..But I still don't know.
Bill: My eldest kid just started taking piano lessons.
Jack: Oh, now I get it.

How old are Bill's kids?

The day after tomorrow will be three days before Tuesday. Can you find out what is today?