1 . In 2007, the arithmetic mean of the annual incomes of Rahim and Karim was Taka 3800 . The arithmetic mean of the annual incomes of Karim and Ripon was Ripon and Rahim was TaKa5800. What is the arithmetic mean of the incomes of the three ?

  • A. 3200
  • B. 1200
  • C. 2400
  • D. 4800
  • D. None of them
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Bangladesh Bank - Assistant Director - 2012
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