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शाळेंत 80 विद्यार्थी कला घेतात, 60 संगीत घेतात आनी 30 दोनूय घेतात. कितले ह्या दोगांय मदलो एक तरी घेतात?

A90
B100
C105
D110
Answer & Solution
Correct answer: D. 110
उण्यांत उणें एक = n(कला ∪ संगीत) = 80 + 60 - 30 = 110.
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