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A fish tank contains a number of fish, including \(5\) Fantails. If two fish are selected from the tank at random, what

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A fish tank contains a number of fish, including \(5\) Fantails. If two fish are selected from the tank at random, what

by VJesus12 » Fri Dec 10, 2021 8:45 am

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A fish tank contains a number of fish, including \(5\) Fantails. If two fish are selected from the tank at random, what is the probability that both will be Fantails?

(1) The probability that the first fish chosen will be a Fantail is \(\dfrac12.\)

(2) If the first selected fish is a Fantail, then the probability the second selection is also a Fantail is \(\dfrac49.\)

Answer: D

Source: Princeton Review
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Source: — Data Sufficiency |
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