By selling 100 oranges, a fruit-seller gains the selling price of 30 oranges. Find the gain percent?  Select the correct option: A) 49.89% B) 45.36% C) 42.85% D) 48.26% E) 47.23%
SP = 42.85%P + g   100 SP = 100 42.85%P + 30 SP   70 SP = 100 42.85%P   70 --- 30 42.85%P   100 --- ? =&gt; 42.85%   Answer: 42.85%
<result>C</result>
By selling 100 oranges, a fruit-seller gains the selling price of 30 oranges. Find the gain percent?