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      Question

      45% of 200 + √? = 30% of 700 - 18% of

      300 What value should come in place of the question-mark(?) in the following question?
      A 4250 Correct Answer Incorrect Answer
      B 4356 Correct Answer Incorrect Answer
      C 4365 Correct Answer Incorrect Answer
      D 4300 Correct Answer Incorrect Answer
      E none of these Correct Answer Incorrect Answer

      Solution

      45% of 200 + √? = 30% of 700 - 18% of 300 => 90 + √? = 210 - 54 => √? = 156 - 90 => ? = 66 × 66 = 4356

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