alleryএকটি কোড △=4, ○=7 এবং □=2 ব্যবহার করে। কোন কোড 274 প্রতিনিধিত্ব করে?
A△○□
B□○△
C○□△
D□△○
Answer & Solution
Correct answer: B. □○△
পড়া 2,7,4 ক্রমানুসারে □○△ দেয়।
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