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25-07-2017
Mathematics

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The cost of a long-distance phone call is $0.46 for the first minute and $0.37 for each additional minute. if the total charge for a long-distance call is $6.75, how many minutes was the call?

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musiclover10045 musiclover10045

25-07-2017

1st minute = 0.46

additional minutes = 0.37

6.75 -0.46 = 6.29

6.29/0.37 =17

17 +1 = 18 total minutes

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