By selling 40 apples a man gains the selling price of 10 apples. What is the profit percentage?
Answer & explanation
Correct answer: option 2
SP40 - CP40 = SP10
SP40 - SP10 = CP40
SP30 = CP40
\(\frac{ SP}{CP }\) = \(\frac{40 }{30 }\)
Profit = \(\frac{ 10}{30 }\) x 100 = 33.3%