alleryবাহিৰৰ অংশকে ধৰি, চাৰিটা ছেটৰ এটা ভেন চিত্ৰত কিমানটা মণ্ডল (zones) থাকে?
A8
B12
C14
D16
Answer & Solution
Correct answer: D. 16
চাৰিটা ছেটৰ বাবে 2 ৰ ঘাত 4 টা (2 to the power 4) মণ্ডলৰ প্ৰয়োজন, যিটো হৈছে 16।
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