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      Question

      A worker completes 6 tasks at an average rate of 5 tasks

      per day. If he needs to complete an average of 8 tasks per day over 12 days, what should be his average rate for the remaining days?
      A 18 Correct Answer Incorrect Answer
      B 11 Correct Answer Incorrect Answer
      C 21 Correct Answer Incorrect Answer
      D 31 Correct Answer Incorrect Answer

      Solution

      ATQ,

      Total tasks required = 8 Γ— 12 = 96 tasks

      Tasks completed in 6 days = 5 Γ— 6 = 30 tasks

      Required tasks = 96 - 30 = 66

      Required average rate in remaining days = 66 Γ· 6 = 11 tasks per day

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