riya bought a dozen notebook or for rupees 744 if she has to buy 7 more notebooks then how much money more will she have to pay to the shopkeeper
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Answer:
a dozen of books = 744
rate of one notebook = 744÷12
= 62
rate of 7 notebooks = 62×7 = 434
total money = 744+434 = 1178
Answered by
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Answer:
rate of 12 books=744
rate of 1 book=744\12=62
rate of 7 books=62×7=434
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