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      Question

      Ravi and Suresh can finish a task alone in 72 days and

      96 days respectively. If both work together and earn Rs. 8,400 in total, how much does Ravi receive?
      A Rs. 4,000 Correct Answer Incorrect Answer
      B Rs. 4,800 Correct Answer Incorrect Answer
      C Rs. 2,800 Correct Answer Incorrect Answer
      D Rs. 1,800 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      ATQ, Ratio of efficiency = reciprocal of days. Ratio of efficiency of Ravi and Suresh = 96:72 = 4:3 So, ratio of wages = 4:3 Ravi’s wage = (4/7) × 8,400 = Rs. 4,800

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