In a high school graduating class of 100 students, 55 studied mathematics, 63 studied computer science, and 31 studied both mathematics and computer science. If one of these students is selected at random, find the probability that (a) the student took mathematics or computer science; (b) the student did not take either of these subjects; (c) the student took mathematics but not computer science.

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2. In a high school graduating class of 100 students, 55 studied mathematics, 63 studied computer
science, and 31 studied both mathematics and computer science. If one of these students is
selected at random, find the probability that
(a) the student took mathematics or computer science;
(b) the student did not take either of these subjects;
(c) the student took mathematics but not computer science.
Transcribed Image Text:2. In a high school graduating class of 100 students, 55 studied mathematics, 63 studied computer science, and 31 studied both mathematics and computer science. If one of these students is selected at random, find the probability that (a) the student took mathematics or computer science; (b) the student did not take either of these subjects; (c) the student took mathematics but not computer science.
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Step 1

The total number of students is 100.

The number of students studied mathematics is 55.

The number of students studied computer science is 63 and the number of students studied both mathematics and computer science is 31.

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