Percentages

SAT Math· difficulty 5/5

A store raises prices by 25%25\%, then has a 20%20\% off sale, then a member gets an additional 10%10\% off. Compared to the original price, what is the net change?

  • A

    10% decrease

    check_circle
  • B

    5% increase

  • C

    5% decrease

  • D

    Unchanged

Explanation

1.250.800.90=0.901.25 \cdot 0.80 \cdot 0.90 = 0.90, a 10%10\% decrease.

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