Homework Help: arithmetic

Posted by Chris reed on Friday, May 11, 2012 at 3:03pm.

On a blueprint in which 2inches represent 5ft, the length of a room measures 7 1/2inches. The actual length of the room is

arithmetic - Ms. Sue, Friday, May 11, 2012 at 4:23pm
Cross multiply and solve for x.

2/5 = 7.5/x

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