medium · SAT Math

A company surveyed 180 employees about their department and primary commute method. Commute Method by Department (180 employees surveyed) Car Transit Row Total Sales 40 50 90 Engineering 70 20 90 Column Total 110 70 180 An employee is selected at random from among those who commute by Transit. What is the probability that this employee works in Engineering?

1. 0.111
2. 0.222
3. 0.286
4. 0.714

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