SOLUTION: Find the probability that if 5 different sized washers are arranged in a row, they will be arranged in order of size.

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Question 1081711: Find the probability that if 5 different sized washers are arranged in a row, they will be arranged in order of size.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
There are 5%2A4%2A3%2A2%2A1=120 ways they can be arranged.
Two of them are according to size : smallest to largest and largest to smallest.
So,
P=2%2F120
P=1%2F60