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একটি রেজিস্টারে বাইনারিতে 1111 রয়েছে। এটি কোন দশমিক সংখ্যা?

A12
B15
C8
D14
Answer & Solution
Correct answer: B. 15
চারটি এক দেয় 8 + 4 + 2 + 1, যার মোট যোগফল 15।
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