SOLUTION: 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.
A. How many strips can be obtaine
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Question 474342: a genetic researcher uses 25-meter rolls of chromatography paper at a cost of $47.60 per roll. The paper is cut into 3-inch strips for each test.
A. How many strips can be obtained per roll?
B. what is the cost of the paper per test?
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
1 inch=2.54 cms.
3x2.54=7.62 cms.
7.62 cms.=.0762 m
1/.0762=13.12
13.12x25=328 strips obtained per roll
47.60/328=$.1450 per strip..
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