If x/bc = y/ca = z/ab, then x + y + z =?

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Equation and Inequality

প্রশ্নঃ If x/bc = y/ca = z/ab, then x + y + z =?

  • ক. (a + b + c)/abc
  • খ. 1
  • গ. 0
  • ঘ. a + b + c

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Equation and Inequality