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A guidance counselor reports that in a given semester, the probability that a student chooses art as an elective is 15 percent, the probability that a student chooses art or drama is 20 percent, and the probability that a student chooses both art and drama is 2 percent.

What is the probability that a student chooses drama as an elective?

5 percent
7 percent
33 percent
37 percent

Answer :

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