100 students were interviewed. 28 took Linear Algebra, 31 took Discrete Math, 42 took Calculus, 9 took Linear Algebra and Discrete Math, 10 took Linear Algebra and Calculus, 6 took Discrete Math and Calculus, 4 took all three subjects. How many students took none of the three subjects? A) 20 13 D) 30

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100 students were interviewed. 28 took Linear Algebra, 31 took Discrete Math, 42 took Calculus, 9 took Linear Algebra and Discrete
Math, 10 took Linear Algebra and Calculus, 6 took Discrete Math and Calculus, 4 took all three subjects. How many students took
none of the three subjects?
20
B
13
(D
30
Transcribed Image Text:100 students were interviewed. 28 took Linear Algebra, 31 took Discrete Math, 42 took Calculus, 9 took Linear Algebra and Discrete Math, 10 took Linear Algebra and Calculus, 6 took Discrete Math and Calculus, 4 took all three subjects. How many students took none of the three subjects? 20 B 13 (D 30
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