Amenities Corporation reported the following operating costs and environmental quality costs for the past four years. Assume that all environmental quality costs are variable and that all changes in the quality cost ratios are due to an environmental cost reduction program.
Required:

Question

Amenities Corporation reported the following operating costs and environmental quality costs for the past four years. Assume that all environmental quality costs are variable and that all changes in the quality cost ratios are due to an environmental cost reduction program.
  Required:

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The Answer of Amenities Corporation reported the following operating costs and environmental quality costs for the past four years. Assume that all environmental quality costs are variable and that all changes in the quality cost ratios are due to an environmental cost reduction program.
  Required:

Amenities Corporation Reported the Following Operating Costs and Environmental Quality