SOLUTION: A box contains fewer than 50 marbles. Each marble is either red or white. The probability of randomly choosing a red marble is 2/5. What is the largest number of white marbles that

Question 243155: A box contains fewer than 50 marbles. Each marble is either red or white. The probability of randomly choosing a red marble is 2/5. What is the largest number of white marbles that could be in the box?
A. 18 B. 27 C. 31 D. 45 E. 49
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A box contains fewer than 50 marbles. Each marble is either red or white. The probability of randomly choosing a red marble is 2/5. What is the largest number of white marbles that could be in the box?
If P(red) = 2/5, P(white) is 3/5.
# of white < (3/5)50 = 30
The answer has to be a whole number so it is 27
Cheers,
Stan H.
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A. 18 B. 27 C. 31 D. 45 E. 49

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