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Tema [17]
3 years ago
13

Each day Donna and Mary toss a coin to see who buys the other person coffee ​($2.34 a​ cup). One tosses and the other calls the

outcome. If the person who calls the outcome is​ correct, the other buys the​ coffee; otherwise the caller pays. Assume that an honest coin is​ used, that Mary tosses the​ coin, and that Donna calls the outcome. Find​ Mary's expected payback. Is this a fair​ game?
Now how much is she expected to pay back?
Mathematics
1 answer:
Lynna [10]3 years ago
5 0

Answer:

The game is not fare $4.68

Step-by-step explanation:

brainlist will be welcom :))

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