Asked by maihul

A girl buys 9 apples for Rs.9.60 and sells that at 11 for Rs. 12. What does she gain or loss.
Answered by Steve
at 12Rs/11apples that's 12/11Rs/apple
9 apples at that price is 12/11*9 = 108/11 Rs

108/11-9.60 = 9.82-9.60 = Rs 0.82
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