A dishonest dealer professes to sell goods at the cost price but uses a weight of 700 grams per kg, what is his percent?
Choose one:
A) 42.8%	B) 25%	C) 55%	D) 28%	E) 55%
700 --- 300   100 --- ? =&gt; 42.8%   42.8%nswer: 42.8%
<result>A</result>
A dishonest dealer professes to sell goods at the cost price but uses a weight of 700 grams per kg, what is his percent?