<PRE><B>Question 928210</B>
x = target selling price for a 30% profit relative to cost
x = 80 * 1.30
x = 104
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y = target retail price, which allows for a 20% mark-down to the x target-price
x = 0.80y
104 = 0.80y
y = 104 / 0.80
y = 130
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answer:
he should mark the retail price at $130
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