General Studies · Number Operation
यदि संख्या 4217536 में प्रत्येक विषम अंक से 1 घटाया जाता है और प्रत्येक सम अंक से 2 घटाया जाता है, तो इस प्रकार बनी नई संख्या में बाईं ओर से पहले और दाईं ओर से चौथे अंक का योग क्या होगा?
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सही उत्तर देखें
8
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