22. By selling 8 dozen pencils, a shopkeeper gains the selling price o – InterviewSolution

1.	22. By selling 8 dozen pencils, a shopkeeper gains the selling price of one dozenhis gain per cent.Hint. (SP of 8 doze penctls) - (CP of 8 dozen pencils) SP af i doen pencilsSP of 7 dozen pencils CP of B dozen penciisLet the CP of I dozen penctls be i
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