The probability of observing a train in 30 minutes on a track is 665/729. What is the probability of observing a train in 5 minutes ?

Hint : Shoot for an elegant solution.

Graph Theory, Mathematics, Puzzles and Fun Stuff !!

Subscribe to:
Post Comments (Atom)

- theory (9)
- graph theory (7)
- puzzles (6)
- open problems (5)
- conferences (4)
- mathematics (3)
- books (2)
- miscellaneous (2)

## 2 comments:

1-(1-p)^6 = 665/729

hence p=2/3

Yup. 2/3

Post a Comment