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29 January, 13:05

On Reese's most recent phone bill bill, 80% of the minutes she used were calling her mother. If she talked to her mother for 348 minuets, how many total minutes did she used?

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Answers (2)
  1. 29 January, 16:25
    0
    Set a Proportion 80%/100%=348/x

    Cross Multiply 80x=34800

    Solve for x x=435 mins total
  2. 29 January, 16:54
    0
    She used 278.4 minutes
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