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A shopkeeper earns a profit of 5 by selling one note book and incurs a loss of 1 by selling an oldpen. In a particular month, the shopkeeper earns a profit of 185. If he sold 75 old pens, find thenumber of the note books sold. |
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Answer» Profit per pen = re.1profit for 45 pens = rs.45if profit is always in positive then loss for the month is -5so 45+x = -5x = -50so the loss is -50pencils sold = (50/0.40) = 125Do as same as this pen is profit Rs, 1, profit 45 pens = Rs. 45, profit in positive then loss for month = -5; 45 + x = -5; x = -45 + -5=-50;; pencil sold = ( 50 / 0. 40) =125. |
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