Math Problem Statement
A company that manufactures and sells guitars made changes in their product range. From the start they had 20 models. Then they reduced the number of models to 15. As a result, the company enjoyed a 10% increase in turnover. a.How much did the stock level change %? Inspired by the success, suppose the company aim for another 20% increase in turnover and with the same change in stock level as the last time they reduced the number of models. b.How many models should the company go for this time?
Solution
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Math Problem Analysis
Mathematical Concepts
Percentage Change
Linear Relationships
Formulas
Percentage Change Formula
Theorems
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Suitable Grade Level
Grades 9-12