35.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
A. 0% B. 5%
C. 7.5P% D. 10%
Answer:A
C.P= Rs. 3000.
S.P=Rs[3600x100/100+(10x2)]=3000
So, Gain is 0 %.