alleryਸੈੱਟ A, B, C ਵਿੱਚ 20, 15, 10 ਮੈਂਬਰ ਹਨ। A∩B ਵਿੱਚ 5, B∩C ਵਿੱਚ 3, A∩C ਵਿੱਚ 4, A∩B∩C ਵਿੱਚ 2 ਹੈ। |A∪B∪C| ਲੱਭੋ।
A35
B33
C37
D45
Answer & Solution
Correct answer: A. 35
ਜੋੜ 45, ਘਟਾਓ ਜੋੜਾ ਓਵਰਲੈਪ 12 33 ਦਿੰਦਾ ਹੈ, ਫਿਰ 35 ਪ੍ਰਾਪਤ ਕਰਨ ਲਈ ਟ੍ਰਿਪਲ ਓਵਰਲੈਪ 2 ਨੂੰ ਵਾਪਸ ਜੋੜੋ।
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