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A long distance telephone plan has a monthly fee of $15.00 and a rate of $0.05 per minute. How many minutes can you chat long distance in a month for a total cost, including the $15.00, of $45.00?
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A long distance telephone plan has a monthly fee of $15.00 and a rate of $0.05 per minute. How many minutes can you chat long distance in a month for a total cost, including the $15.00, of $45.00?

User Dan Cristoloveanu
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1 Answer

6 votes
You know that no matter what, you will pay 15 dollars during the month.
45-15=30, so you have 30 dollars left to spend on talking. Now you divide 30 by 0.05 to find the amount of minutes possible. 30/0.05=600, so you can spend 600 minutes talking.
User Vinllen
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