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In a class of 140 students numbered from 1 to 140. All even numbered students opted
Mathematics course those whose number is divisible by 3 opted physics course & those whose
number is divisible by 5 opted chemistry course. The number of students who did not opted any
of three courses is​

Respuesta :

Jerushaanjelin

Step-by-step explanation:

Let m denotes maths

P denotes physics

C denotes chemistry

n(M) = 70, n(P) = 46, n(C)

70+46=106

No. of students not opted for any course = 140 – 102 = 38

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