By selling 80 bananas, a fruit-seller gains the selling price of 10 bananas. Find the gain percent?
Choose one
A) 25.32%	B) 17.46%	C) 15.55%	D) 14.28%	E) 56.25%
SP = CP + g   80 SP = 80 CP + 10 SP   70 SP = 80 CP   70 --- 10 CP   100 --- ? =&gt; 14.28%   Answer: 14.28%
<result>D</result>
By selling 80 bananas, a fruit-seller gains the selling price of 10 bananas. Find the gain percent?