Linear Functions

SAT Math· difficulty 5/5

A company's cost is C=8q+200C = 8q + 200, revenue R=13qR = 13q. The break-even quantity:

  • A

    5050

  • B

    4040

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  • C

    3030

  • D

    2525

Explanation

13q=8q+2005q=200q=4013q = 8q + 200 \Rightarrow 5q = 200 \Rightarrow q = 40.

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