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Eduncle posted an MCQ
December 28, 2019 • 21:14 pm 0 points
  • CSIR NET
  • Mathematical Sciences

A shopkeeper sells a file and a notebook for Rs 27 to the first customer, a notebook and a pen for Rs 31 to the second customer and a pen and file for Rs 29 to the third customer. The prices of the items are rounded in rupees. Which of the following inferences is correct ?

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