A retailer uses faulty balances to purchase and sell the goods. He uses his faulty balances in such a way that while buying the goods from wholesaler he gets `x%` more of what he pays for, while selling his goods to his customer he gives `20%` less of what he charges for. Further he marks up his goods by `20%`. If he earns a profit of `50%`, what is x?

Options

A. 25
B. 20
C. 10
D. 0

Answer

D