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4, 8, 12, 16 আৰু 20 সংখ্যাকেইটাৰ মাধ্য কিমান?

A14
B10
C16
D12
Answer & Solution
Correct answer: D. 12
যোগফল হৈছে 60 আৰু 5 টা মানেৰে হৰণ কৰিলে 12 পোৱা যায়।
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