Linear Inequalities in One or Two Variables

SAT Math· difficulty 4/5

A delivery service charges \5baseplusbase plus$1.20perpound.Withper pound. With$25,themaximumintegerpounds, the maximum integer pounds w$ shippable:

  • A

    2020

  • B

    1616

    check_circle
  • C

    1515

  • D

    1717

Explanation

5+1.20w25w16.675 + 1.20w \le 25 \Rightarrow w \le 16.67, so w=16w = 16.

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