Question

Need help asap! picture included!

Answer 1

Answer: 2/15

Step-by-step explanation:
There 4 freshmen that are boy and there are 30 students in total

We get: 4/30 = 2/15

Answer 2

The answer is 1/3


Explain

So let A be the event that say a freshman
And b be event that say a boy is chosen


So p(A\b ) that is both occur simultane lushly

4/12+18 = 2/15

So p (b) = 12/30 = 6/15


So we know p(A/b) = p (a/b)/ p(b) = 2/5 / 6/5 = 1/3


So the p( freshman/boy is 1/3



I hope this help you

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