alleryएका सभागृहातील प्रत्येक व्यक्तीला क्रिकेट किंवा टेनिस आवडते. 70 टक्के लोकांना क्रिकेट आवडते आणि 55 टक्के लोकांना टेनिस आवडते. किती टक्के लोकांना दोन्ही आवडतात?
A15
B20
C30
D25
Answer & Solution
Correct answer: D. 25
सामाईक भाग (ओव्हरलॅप) 70 + 55 - 100 = 25 टक्के आहे, कारण संयोग हा संपूर्ण सभागृह आहे.
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