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      Question

      If β€˜$’ means β€˜+’, β€˜#’ means β€˜-’,

      β€˜*’ means β€˜Γ—β€™ and β€˜@’ means β€˜Γ·β€™, then what is the value of the given expression? 42 $ 18 # (6 * 4 $ 16) @ 8 # 5
      A 50 Correct Answer Incorrect Answer
      B 45 Correct Answer Incorrect Answer
      C 55 Correct Answer Incorrect Answer
      D 60 Correct Answer Incorrect Answer

      Solution

      Given expression: 42 $ 18 # (6 * 4 $ 16) @ 8 # 5 After replacing the symbols with mathematical signs, we get: 42 + 18 βˆ’ (6 Γ— 4 + 16) Γ· 8 βˆ’ 5 42 + 18 βˆ’ (24 + 16) Γ· 8 βˆ’ 5 42 + 18 βˆ’ (40) Γ· 8 βˆ’ 5 42 + 18 – 5 βˆ’ 5 60 – 10 = 50

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