A man purchased a cow for Rs. 3000 and sold it the same day for Rs. 3600, allowing the buyer a credit of 2 years. If the rate of interest be 10% per annum, then the man has a gain of:
Answer: A
C.P = Rs.3000
S.P =Rs. [3600 x 10] / [100+(10 x 2)] = Rs.3000
Gain =0%