Percentages

SAT Math· difficulty 3/5

A scale reads 204204 g for an object with true mass 200200 g. What is the percent error?

  • A

    4%

  • B

    0.5%

  • C

    1%

  • D

    2%

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Explanation

204200/200=4/200=0.02=2%|204-200|/200 = 4/200 = 0.02 = 2\%.

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