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MathematicsMathematics
11 May, 03:58

Lashonda purchased a prepaid phone card for $20. long distance calls cost 18 cents a minute using this card. lashonda used her card only once to make a long distance call. if the remaining credit on her card is $12.08, how many minutes did her call last

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  1. 11 May, 04:06
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    Let the number of minutes be = x.

    Cost per minute = 18 cents = 0.18

    Amount for last call = $20 - $12.08 = $7.92

    Number of minutes = Amount / Cost per minute

    = 7.92 / 0.18

    = 44

    Call lasted 44 minutes.
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Home » Mathematics » Lashonda purchased a prepaid phone card for $20. long distance calls cost 18 cents a minute using this card. lashonda used her card only once to make a long distance call. if the remaining credit on her card is $12.
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