if the cost of 7 books is 3430 find the cost of 5 books
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cost of 7 books is 3430
cost of one book is 3430/7= 490
cost of 5 book is 490×5 = 2450
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Answer:
Cost of 7 = ₹3430
Step-by-step explanation:
Cost of 1= 3430/7 = 490
Cost of 5 = 490*5 =2450
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