alleryகணம் A-இல் 30 உறுப்பினர்களும், கணம் B-இல் 25 உறுப்பினர்களும் உள்ளனர் மற்றும் முழுக் குழுவிலும் 40 பேர் உள்ளனர். சாத்தியமான மிகக் குறைந்த பொதுவான உறுப்பினர்களின் எண்ணிக்கை (வெட்டு) என்ன?
A0
B10
C5
D15
Answer & Solution
Correct answer: D. 15
சேர்ப்பு 40-ஐ விட அதிகமாக இருக்க முடியாது, எனவே பொதுவான வெட்டுப் பகுதி குறைந்தபட்சம் 30 + 25 - 40 = 15 ஆகும்.
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