A 7% stock yields 10%. The market value of the stock is:	Choose the correct option:
A) rs 60  B) rs 70  C) rs 90  D) rs 75  E) rs 50

Rationale: "explanation : for an income of rs . 10 , investment = rs . 100 . for an income of rs 7 , investment = rs . 100 / 10 x 7 = rs 70 market value of rs . 100 stock = rs . 70 answer is b"
Answer: B