Question 861899: I just need help with how to figure this out, an easy way. I'm not asking for the answer
A large jar is filled with pennies, nickels, dimes and quarters. The probabilities of a randomly selected coin being a quarter, dime or nickel are, respectively, 0.06, 0.17 and 0.21. What is the probability that a randomly selected coin is a penny?
Answer by Alan3354(69443)   (Show Source):
You can put this solution on YOUR website!
A large jar is filled with pennies, nickels, dimes and quarters. The probabilities of a randomly selected coin being a quarter, dime or nickel are, respectively, 0.06, 0.17 and 0.21. What is the probability that a randomly selected coin is a penny?
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There are 4 possibilities, and the sum of the probabilities = 1.
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