alleryகணம் A-இல் 48 உறுப்புகள் உள்ளன மற்றும் அவற்றில் 18 B-யிலும் உள்ளன. A-இல் மட்டும் இருந்து B-இல் இல்லாத உறுப்புகள் எத்தனை?
A30
B66
C18
D48
Answer & Solution
Correct answer: A. 30
A-இல் மட்டுமே உள்ள உறுப்புகள் 48 - 18 = 30.
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