In a class of 125 students, 70 passed in Mathematics, 55 passed in Statistics and 30 passed in both. What is the probability that a student selected at random from the class has passed in only one subject?

In a class of 125 students, 70 passed in Mathematics, 55 passed in Sta

1.	In a class of 125 students, 70 passed in Mathematics, 55 passed in Statistics and 30 passed in both. What is the probability that a student selected at random from the class has passed in only one subject?
A.	13/25
B.	3/25
C.	17/25
D.	8/25
Answer» B. 3/25

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In a class of 125 students, 70 passed in Mathematics, 55 passed in Statistics and 30 passed in both. What is the probability that a student selected at random from the class has passed in only one subject?

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