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Q: यदि 69 – 26 = 66; 86 – 34 = 60; 35– 28 = 31 है, तो 77 – 21 का मान ज्ञात कीजिए।
  • A. 56
  • B. 35
  • C. 51
  • D. 47
Correct Answer: Option C -
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Explanations:

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