SOLUTION: From the set A={3, 2 √ ;23 √ ;9 √ ;7 √ },a number is selected at random. Find the probability that is a rational number

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Question 862611: From the set A={3,
2 √ ;23 √ ;9 √ ;7 √
},a number is selected at random. Find the probability that is a rational number

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
It looks like the set has 5 total numbers, 1 rational, 4 irrational.
P%28rational%29=1%2F5