By selling 150 mangoes, a fruit-seller gains the selling price of 30 mangoes. Find the gain percent?	Pick:  A) 11  B) 25  C) 77  D) 99  E) 21
SP = CP + g   150 SP = 150 CP + 30 SP   120 SP = 150 CP   120 --- 30 CP   100 --- ? =&gt; 25%.Answer:25
<result>B</result>
By selling 150 mangoes, a fruit-seller gains the selling price of 30 mangoes. Find the gain percent?