Question: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 `7.5%`
D `10%`
+ AnswerA
+ Explanation
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