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qwertylol12345
16.01.2021 •
Mathematics
The change machine at an arcade gives change in the form of 25-cent coins (quarters) and one-
dollar bills. The manager of the arcade would like at least $50 worth of quarters and $100 worth
of one-dollar bills in the machine at all times. Also, the manager does not allow more than $500
in the machine at any time. What is the maximum number of quarters the manager would allow
in the change machine?
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Ответ:
13/35
Step-by-step explanation:
13 students choose football.
31 students choose tennis.
this leaves 26 students that chose running.
probability of choosing running is 26/70 = 13/35