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Kevin has 18 coins in his penny jar inside he had 9 quarters 4 dimes 2 nickels and the rest were pennies if he randomly selected one from the jar and without replacing it select another one what is the probability that both coins selected were pennies

1 Answer

4 votes

Answer:


Prob = 1.96%


Explanation:


p = pennies

t = total


total Prob = Prob1*Prob2


P1 = # pennies/total

P2 = new #/new total


total Prob = (p/t)*((p-1)/(t-1))

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