Answer:
$127.20
Explanation:
You want the markup if the cost was 60% of the $318 selling price.
Markup
The markup is the difference between the selling price and the cost:
markup = selling price - cost
markup = 318 - 0.60×318 = 0.40×318 = 127.20
The markup amount was $127.20.
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Additional comment
The cost was $190.80.
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