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Q: If S means '+', L means '×',U means '÷' and K means'–', then the value of 21 S 1 U 7 L 15 U 6 L 14 K 55 ?
  • A. –50
  • B. 26
  • C. –29
  • D. 29
Correct Answer: Option C -
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Explanations:

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