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OpenStudy (anonymous):
A photo needs to be enlarged from an original with a length of 9 inches and a width of 7 inches to a size where the new width is 14 inches. What is the new length? What is the scale factor?
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OpenStudy (campbell_st):
so the ratio of widths... original:enlargement 7 : 14 so its doubled... so double the length
OpenStudy (anonymous):
okay thanks.
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