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Clint
Clint asked in Science & MathematicsMathematics · 10 years ago

MATH: My rent went down 10% last year and then rose 20% this year. Over the two years, my rent went up..?

My rent went down 10% last year and then rose 20% this year. Over the two years, my rent went up _____%.

A 8

B 10

C 15

D 13

E 20

6 Answers

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  • ?
    Lv 4
    10 years ago

    B. 10

  • pandaGirl3
    10 years ago

    B. 10%

  • Ya-Hoo
    Lv 4
    10 years ago

    D

    As an example we can say your rent is $500. $500 - $50 = $450.

    20% of $450 = $90. $90 + $450 = $540.

    In total the rent increased $40 or 12.5%. Round it up to 13%.

    Source(s): math brain
  • TC
    Lv 7
    10 years ago

    .9 * 1.2 = 1.08 implies 8%

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  • Anonymous
    10 years ago

    D

  • unknown
    10 years ago

    B.. -____-

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