A shopkeeper marked a article somewhat higher than the cost

M: +1.00/-0.00

Each question below is followed by two statements I and II. You have to determine whether the data given in the statement is sufficient for answering the question. You should use the data and your knowledge of Mathematics to choose the best possible answer.

A shopkeeper marked a article somewhat higher than the cost price and sold it at a certain discount. Find the cost price of the article.
Statement I: shopkeeper marked the article at 40% above the cost price and sold it at a discount of 20% on marked price. In this traction he had a profit of Rs. 156.
Statement II: Shopkeeper marked the article at Rs. 520 above the cost price and sold it at a discount of 20% on marked price. In this transaction he made a profit of 12%.

[IBPS PO PRELIMS 14 OCT 2018 G]

A If the data in statement I alone is sufficient to answer the question, while the data in statement II alone is not sufficient to answer the question

B If the data in statement II alone is sufficient to answer the question, while the data in statement I alone is not sufficient to answer the question

C If the data either in statement I alone or in statement II alone is sufficient to answer the question

D If the data in both statements I and II together are necessary to answer the question

E If the data given in both statements I and II together are not sufficient to answer the question.