बेजोड़ संख्या का चयन कीजिये:

43, 38, 58, 64, 89

  1. 58
  2. 64
  3. 43
  4. 38

Answer (Detailed Solution Below)

Option 2 : 64
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यहाँ, अनुसरित स्वरूप निम्न प्रकार है,

43 → 4 + 3 = 7 (अभाज्य संख्या)

38 → 3 + 8 = 11 (अभाज्य संख्या)

58 → 5 + 8 = 13 (अभाज्य संख्या)

64 6 + 4 = 10 (भाज्य संख्या)

89 → 8 + 9 = 17 (अभाज्य संख्या)

चूँकि, 64 को छोड़कर सभी अंकों का योग अभाज्य संख्या के समान है।

अतः, ‘64’ सही उत्तर है।

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