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Q. The average age of four boys, five years ago was 9 year. on including a new boy, the present average age of all the five is 15 years. The present age of the new boy is

  • (A) 14 years
  • (B) 6 years
  • (C) 15 years
  • (D) 19 years
  • Correct Answer - Option(D)
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