alleryएक पूर्णांक 3 से विभाज्य होता है यदि और केवल यदि उसके सभी अंकों का योग किस संख्या से विभाज्य हो?
A3
B2
C5
D7
Answer & Solution
Correct answer: A. 3
विभाज्यता नियम के अनुसार सभी अंकों का योग 3 से विभाज्य होना चाहिए।
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