Anonymous asked in Education & ReferenceHomework Help · 6 months ago

Math help-homework in Calc?

You are choosing between two different cell phone plans. The first plan charges a rate of 22 cents per minute. The second plan charges a monthly fee of $44.95 plus 11 cents per minute. How many minutes would you have to use in a month in order for the second plan to be preferable?

1 Answer

  • 6 months ago

    0.22m = 44.95 + 0.11m

    Subtract 0.11m from both sides

    0.11m = 44.95

    Divide both sides by 0.11

    m = 408.6363636364

    ≥ 409 minutes <–––––

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