A music shop owner has the following number of instruments on sale: 8 guitars, 7 trumpets and
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Question:
A music shop owner has the following number of instruments on sale: 8 guitars, 7 trumpets and 8 saxophones. If each instrument costs $154.8, $458.5 and $560.4 respectively, determine the weighted average cost of an instrument ($/instrument) at the store. Give your answer correct to one decimal place.
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