Return code: 0 Output: By selling a book for TK. 560, gain is as much percent as it costs in taka. The cost price is: | EduVai
MCQ Practice ID: 31667 Mathematics

By selling a book for TK. 560, gain is as much percent as it costs in taka. The cost price is:

By selling a book for TK. 560, gain is as much percent as it costs in taka. The cost price is:

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