Question:A shopkeeper, on selling a pen for tk 10 loses `1/11` of what is costs him. His cost price is:
A Tk 9 B Tk 10 C Tk 11 D Tk 12
+ AnswerC
+ ExplanationLoss = (C.P - S.P) or, `1/11 C.P = C.P -10 or, `10/11` C.P =10 `:.` C.P = `(11xx10/10)` = tk 11
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