Mathematics ITU Board 2078
A rectangular storage container with an open top has a volume of 20m^3. The length of its base is twice its width. Material for the base costs Rs.10 per square meter material for the sides costs Rs…
10A rectangular storage container with an open top has a volume of 20m^3. The length of its base is twice its width. Material for the base costs Rs.10 per square meter material for the sides costs Rs 4 per square meter. Express the cost of materials as a function of the width of the base.
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