SOLUTION: Four Students sit a typing test. The probability that Anna passes the test is 1/2 The probablity that Boris passes the test is 4/9 Calulate the probabilty that both Anna a

Question 522087: Four Students sit a typing test.
The probability that Anna passes the test is 1/2
The probablity that Boris passes the test is 4/9
Calulate the probabilty that both Anna and Boris pass the test. Give the answer in its simplest form?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
The probability that Anna passes the test is 1/2
The probablity that Boris passes the test is 4/9
Calulate the probabilty that both Anna and Boris pass the test. Give the answer in its simplest form?
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The events are independent so you multiply to get:
P(both pass) = (1/2)(4/9) = 2/9
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Cheers,
Stan H.
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