john is 5% taller than he was once year ago.His current height is 168cm. How tall was he a year ago?

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john is 5% taller than he was once year ago.His current height is 168cm. How tall was he a year ago?

wondergirl257 May 18, 2015

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$$\\105\%\;of\;X=168\\
1.05*X=168\\
X=168/1.05$$

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Melody May 18, 2015

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+118609

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Best Answer

$$\\105\%\;of\;X=168\\
1.05*X=168\\
X=168/1.05$$

Melody May 18, 2015

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