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Sara wants to arrange 40 books on her bookshelves in equal groups. How many ways can she do this?
Wiki User
∙ 16y ago
She can have 1 group of 40, 2 groups 0f 20, 4 groups of 10, 8 groups of 5, 5 groups of 8 10 groups of 4, 20 groups of 2 or 40 groups of 1. This assumes that you don't want any partial books in any of your groups.
Wiki User
∙ 16y ago
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There are three possibilities:-- 7 equal groups, with 3 in each group-- 3 equal groups, with 7 in each group-- 21 equal groups, with 1 in each group
Can you divide 21 in to equal groups?
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If you decide to arrange 8 pictures hanging on the wall you want them in equal rows and columns How many ways can you arrange them?
8
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i
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equal groups
Can you divide 21 in to equal groups?
3 equal groups of 7 or vice versa, if you mean groups of even nos-no
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Can the number 21 be divided equally?
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to be identical or equal too
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4
