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Q: यदि 24 B 6 B 12 = 42 तथा 31 B 7 B 13 = 51 है, तो 64 B 9 B 4 का मान ज्ञात कीजिए।
  • A. 77
  • B. 78
  • C. 76
  • D. 79
Correct Answer: Option A -
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Explanations:

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