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Mathematics, 02.03.2020 02:53 abell23000

The following two way table describes students after school activities. Find the probability that a randomly selected student works, given that it's a senior
Sophomore - sports:20, Music/Drama:7, Work:3
Junior - sports:20, Music/Drama:13, Work:2
Senior- sports:25, Music/Drama:5, Work:5
Round to the nearest hundredth

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