Question: A paleobotanist studies 5 fossilized plant species: 3 ferns and 2 cycads. If two fossils are chosen at random, what is the probability that one is a fern and one is a cycad?
**Why Paleobotany Matters—and a Hidden Chance in
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- Question: A paleobotanist arranges 4 fossilized ferns and 3 fossilized cycads in a row. If all ferns must be together, how many distinct arrangements are possible?
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