Q: A man purchases 8 pens for Rs.9 and sells 9 pens for Rs.8, how much profit or loss does he make?\nOptions:\n(A) 15\n(B) 66\n(C) 88\n(D) 1\n(E) 12 Let's give some random thoughts before answering.
User
90 * 10/60 = 15 kmph
Therefore, the answer is (A).
Assistant