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) About Me  (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..