Respuesta :
Number of books = 820
Number of books on each shelf = 34
Number of shelves = 820 ÷ 34 = 24.12
⇒ 25 (since shelves must be in whole number)
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Answer: He needs to put up 25 shelves.
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Number of books on each shelf = 34
Number of shelves = 820 ÷ 34 = 24.12
⇒ 25 (since shelves must be in whole number)
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Answer: He needs to put up 25 shelves.
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