allery4, 8, 12, 16 এবং 20 সংখ্যাগুলির গড় কত?
A14
B10
C16
D12
Answer & Solution
Correct answer: D. 12
সমষ্টি হলো 60 এবং 5টি মান দিয়ে ভাগ করলে 12 পাওয়া যায়।
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