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10.) barbara is organizing her shirts in her closet. she will hang up 8 sweaters, 4 blouses, and 11 t-shirts. (d) if the blouses are not hung all together, how many arrangements are possible?
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10.) barbara is organizing her shirts in her closet. she will hang up 8 sweaters, 4 blouses, and 11 t-shirts. (d) if the blouses are not hung all together, how many arrangements are possible?

User Brian Paden
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All combinations are 23! But we don’t want all the blouses to be together so we subtract those combinations which are 20! (11 Tshirts, 8 sweaters, and 1 pack of 4 blouses) so the answer is 23!-20!
User Taras Melnyk
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