Question

# Out of 50 students in a class taking a test, 35 of them passed whereas the other 15 failed. What is the probability that a student selected at random passed the test?

A
0.15
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B
0.3
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C
0.35
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D
0.7
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Solution

## The correct option is D 0.7Total number of students in a class = 50 Number of students who passed the test = 35 P(P) = Number of favourable outcomesTotal number of possible outcomes where P(P) = Probability that student passed the test =Number of students who passed the testTotal number of students in a class = 3550=0.7

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