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Q:

The average weight of 29 students is 40 kg. If the weight of teacher be included the average weight increased by 400 gms. The weight of the teacher is-

  • 1
    50 kg
  • 2
    49 kg
  • 3
    52 kg
  • 4
    55 kg
  • 5
    None of these
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Answer : 3. "52 kg "

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