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Lisa tossed two fair coins at the same time. She repeated this trial 180 times. How many trials should Lisa expect to result in both coins showing tails?
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5 votes
Lisa tossed two fair coins at the same time. She repeated this trial 180 times. How many trials should Lisa expect to result in both coins showing tails?

User Shabirmean
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4.7k points

1 Answer

2 votes

Answer:

47

Explanation:

4-3=7 7x3= 54 54-13= 47

User Adam Solchenberger
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4.9k points
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