joehanonick joehanonick

27-01-2018
Mathematics

contestada

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

Respuesta :

mandacely mandacely

27-01-2018

You have to multiply 151.2 X 5% =7.56
Then you subtract 151.2 - 7.56
Before the summer he was 143.64cm

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cdw2014 cdw2014

27-01-2018

Let's call the height before summer x.

1.05x = 151.2

x = 151.2/1.05 = 144

Erik was 144 cm before summer.

Answer Link

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