Forty students watched films A, B and C over a week. Each student watched…
GATE · 2018 · ME · Set 2 · General Aptitude
Forty students watched films A, B and C over a week. Each student watched either only one film or all three. Thirteen students watched film A, sixteen students watched film B and nineteen students watched film C. How many students watched all three films?
- A.
0
- B.
2
- C.
4
- D.
8
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