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10-9.

    Andres is mailing some presents to his cousins.The rates for sending packages are shown in the table. Homework Help ✎

Weight not above (lb)

Cost

  1. What type of function would best represent this situation?

    It is a step function.

  2. Sketch a graph of the cost of a package by weight.

    It is a step function.

  3. Andres wants to mail one present that weighs pounds and another present that weighs pounds. Should he send them in one package or two separate packages?

    Compare the costs of two individual mailing and one combined mailing.