Question

There are 3 freshman, 5 sophomores, 11 juniors, and 2 seniors. If the instructor randomly choose a student to answer a question in class, what is the probability that the student chosen will be a freshman

Answer 1

1/7

Explanation:

The total number of students: 21

The total number of freshman: 3

21/3 = 1/7

Answer 2

3/(3+5+11+2) = 3/21 = 1/7

Explanation:

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