alleryकोड △=4, ○=7 आणि □=2 वापरतो. कोणता कोड 274 दर्शवतो?
A△○□
B□○△
C○□△
D□△○
Answer & Solution
Correct answer: B. □○△
वाचन 2,7,4 क्रमाने □○△ देते.
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