A book seller earns 12% profit on selling 100 notebooks for Rs.5250 . At what price had he bought each notebook?
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Answer:
₹46.20 for each book he had bought notebook
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let cp be x
x + 12%= 5250
112/100 x = 5250
x= 4687.5
cp of 100 notebooks=4687.5
cp is each= 46.875
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