From the sale of sleeping bags, a retailer made a gross profit of 15% of the wholesale cost. If each sleeping bag was sold for $28, what was the wholesale cost per bag?
Options:	A) 3.0	B) 3.36	C) 24.34	D) 25.0	E) 31.36
Cost price * 1.15 = Selling price --&gt; Cost price * 1.15 = $28 --&gt; Cost price = $24.34.   Answer: 24.34.
<result>C</result>
From the sale of sleeping bags, a retailer made a gross profit of 15% of the wholesale cost. If each sleeping bag was sold for $28, what was the wholesale cost per bag?