Unformatted text preview: requirements: • There are at most 6 yellow tulips and at most 6 purple tulips. • The number of orchids is a multiple of 5. • There are at most 4 lilies. • The number of roses must be a multiple of 7. Each is either red or blue, but at most 1 / 7 of them are blue. In how many combinations she can order the ﬂowers? 1...
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 Winter '07
 YaoyunShi
 University of Michigan, Ann Arbor, purple tulips, yellow tulips

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