Linear Functions

SAT Math· difficulty 4/5

A linear function models the cost C(n)=4n+60C(n) = 4n + 60 dollars to produce nn items. If the cost increases by \32$, how many more items were produced?

  • A

    6

  • B

    10

  • C

    8

    check_circle
  • D

    4

Explanation

ΔC/4=32/4=8\Delta C / 4 = 32 / 4 = 8 items.

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