Math Problem Statement
John, Micheal and Christopher are running a supermarket. To deliver the products they use three different types of carry bags, they are polythene bags, handmade bags and newspaper envelopes. It is found that John, Michael, and Christopher are using 20, 30 and 40 polythene bags. 30, 40 and 20 handmade bags, and finally 40, 20 and 30 newspaper envelopes respectively in a month. The expenditures for procuring these bags are 250, 270 and 200. Use the above situation to answer 1. Cost of each bag 2. Which shopkeeper is best financially? 3. Which shopkeeper is best environmentally
Solution
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Math Problem Analysis
Mathematical Concepts
Systems of Linear Equations
Matrix Methods
Substitution Method
Formulas
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Theorems
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Suitable Grade Level
Grades 9-12
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