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Mathematics, 06.10.2020 21:01 zitterkoph

The cell phone company that Laura uses charges $40.00 per month for 500 minutes and $0.40 per minute for every minute over 500 minutes. Laura's cell phone bill for August was $73.60. In September, the cost per minute for every minute over 500 minutes was changed to $0.30 per minute. If Laura uses the same number of minutes in September as she did in August, what will her
total cell phone bill be in September?

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