Linear Functions

SAT Math· difficulty 4/5

A storage unit charges \25permonthforthefirst3months,thenper month for the first 3 months, then$40$ per month thereafter. Cost for 8 months:

  • A

    \275$

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  • B

    \290$

  • C

    \280$

  • D

    \320$

Explanation

3(25)+5(40)=75+200=2753(25) + 5(40) = 75 + 200 = 275.

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