Question

In a town of 100 families , 15 families buy newspaper M only, 12 buy

newspaper S only, 8 buy only newspaper P, 40 buy P and M, 20 buy P and S,

10 buy M and S. If 65 buy newspaper P, find the number of families who

a) buy newspaper M

b) buy newspaper S

c) did not buy any of the above three.

d) buy M and S but not P

e) buy at least one of three newspapers​

Answer 1

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