SOLUTION: The probability of that A can solve a problem in statistics is 4/5,B can solve it is 2/3 C can solve it is 3/7 if all of them try independently find the probability that the proble

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Question 1063399: The probability of that A can solve a problem in statistics is 4/5,B can solve it is 2/3 C can solve it is 3/7 if all of them try independently find the probability that the problem will be solved
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
Find the probability that they will all fail and subtract that from 1. There is only one way all 3 can fail, and there are many ways that 1 or more of the 3 can succeed.
That will be (1/5)(1/3)(4/7)=4/105
The probability it will be solved is 101/105.