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max2010maxim [7]
2 years ago
5

Melissa bought many lottery tickets to try to figure out the probability of her losing, getting her money back, or winning. She

counted that she had 57 tickets that lost, 12 tickets where she got her money back, and 42 tickets that won.
Mathematics
2 answers:
alexdok [17]2 years ago
8 0

Answer:

Step-by-step explanation:

All I Know Is That The Answer Is That,

Lose's Estimated Probability is .51

Money Back's Estimated Probability Is .11

And Win's Estimated Probability Is .38

Your Welcome :3

Maksim231197 [3]2 years ago
4 0

Answer:

Probability of losing = 0.514

Probability of getting money back = 0.108

Probability of winning = 0.378

Step-by-step explanation:

The number of tickets that lost = 57

The number of tickets where she got her money back = 12

The number of tickets that won = 42

The total number of tickets = 57 + 12 + 42 = 111

∴ The probability of her losing = \frac{57}{111}=0.514

The probability of getting her money back = \frac{12}{111}= 0.108

The probability of winning = \frac{42}{111}=0.378

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