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Q&A #10504

Teachers' Lounge Discussion: Proportions and ratios

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From: Jason <tzeel@yahoo.com>
To: Teacher2Teacher Public Discussion
Date: 2006012923:13:18
Subject: Re: Re: Re: porportions;correcting mistake in my last


in the proportion 3/4 = x/40 when you cross multiply, it should give
you; 120 = 4x; therefore x = 30.  You multiply top*bottom, not
top*top.

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