Question

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Answer in short but with solution
Points for answer are 49
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By selling two watches for 780Rs. each . Ravi gains 20% on one and loses 20% on other . Find loss or profit .

Answer 1

two watch
each watch 780Rs.
Ravi get 20% gain and 20% loss
= 20% gain - 20% loss = 0.
Ravi get no profit and no loss.