বাহুর দৈর্ঘ্য 3 বিশিষ্ট একটি বৃহত্তর নিরেট ঘনক তৈরি করতে কতগুলি ছোট একক ঘনক সাজানো যেতে পারে?
A9
B27
C18
D12
Answer & Solution
Correct answer: B. 27
একটি 3 by 3 by 3 সজ্জায় 27টি একক ঘনক ব্যবহৃত হয়, যেমন একটি Rubik's Cube।
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