grettelyesenia
28.07.2019 •
Mathematics
In a carnival game, you roll 2 dice. if the sum is 6, you receive a $5 payoff. if the sum is 12, you receive a $9 payoff. otherwise, you receive no payoff. what is the expected payoff? (round your answer to two decimal places.) answer
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Ответ:
expected payoff = (5/36)(5) + (1/36)(9) = $0.94
Ответ:
606.6 and 233.3 respectively
Step-by-step explanation:
Let the speed of plane in still air be x and the speed of wind be y.
ATQ, (x+y)*9=7560 and (x-y)*9=3360. Solving it, we get x=606.6 and y=233.3