Math Riddles

These Math Riddles are based on math concepts and can be solved with a bit of math and logic. These fun riddles can surely give you a tough time.

Product of Age Is 72

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

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?

Riddle Answer

300 Foot Train

A 300 foot train is travelling at 300 foot per minute and must travel through a 300 foot long tunnel.

How long will it take the train to travel through the tunnel?

Answer

The train will take 2 minutes to travel through the tunnel.

The front of the train will take 1 minute to travel through the tunnel. The back of the train would have just entered the tunnel after 1 minute and it would take another 1 minute for the back of the train to travel through the tunnel.