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      Question

      Rohit, Dhawan, Virat, Dhoni and Mayank are five friends.

      Their mean age is 28. What is the age of Virat? Statement I : Rohit’s age is 28 Statement II : Dhawan’s age is 6 years less than Mayank and Mayank’s age is 10 years less than Dhoni. Statement III : Virat’s age is 12 years more than Dhawan’s age and 6 years more than Mayank’s age. In each of the following questions, a question and some statements are given. You have to decide whether the date given in the statements is sufficient to answer the question or not.
      A Only III Correct Answer Incorrect Answer
      B Neither I and II nor III Correct Answer Incorrect Answer
      C Only I and III Correct Answer Incorrect Answer
      D All statements together Correct Answer Incorrect Answer
      E Either I and III or II alone Correct Answer Incorrect Answer

      Solution

      Rohit + Dhawan+ Virat + Dhoni + Mayank= 28 × 5 = 140 From statement I: Dhawan+ Virat + Dhoni + Mayank= 112 From statement II: Dhawan = Mayank – 6 and Mayank = Dhoni – 10 so, Dhoni = Mayank + 10 From statement III: Virat = Dhawan + 12 and Mayank + 6 ;Combining all three statements, we get the age of Virat.

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