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9 November, 20:00

During the summer each student got 5% taller erik is 151.2 cm taller after the summer how tall was be before the summer?

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Answers (2)
  1. 9 November, 21:26
    0
    You have to multiply 151.2 X 5% = 7.56

    Then you subtract 151.2 - 7.56

    Before the summer he was 143.64cm
  2. 9 November, 22:50
    0
    Let's call the height before summer x.

    1.05x = 151.2

    x = 151.2/1.05 = 144

    Erik was 144 cm before summer.
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