document.write( "Question 474342: a genetic researcher uses 25-meter rolls of chromatography paper at a cost of $47.60 per roll. The paper is cut into 3-inch strips for each test.
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document.write( "A. How many strips can be obtained per roll?
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document.write( "B. what is the cost of the paper per test? \r
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Algebra.Com's Answer #325329 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! 1 inch=2.54 cms. \n" ); document.write( "3x2.54=7.62 cms. \n" ); document.write( "7.62 cms.=.0762 m \n" ); document.write( "1/.0762=13.12 \n" ); document.write( "13.12x25=328 strips obtained per roll \n" ); document.write( "47.60/328=$.1450 per strip.. \n" ); document.write( " |