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Discussion

  1. The average of 50 number is 38 .if two numbers 45 and 55 are discarded , the average of the remaining number is ?
    1. 36.5
    2. 37.0
    3. 37.5
    4. 37.52
  1. Correct Option: C

    Sum of 50 member = (50 x 38 )
    = 1900

    Sum of 48 member = [1900- (45 + 55 ) ]
    = 1800

    ∴ Required Average = 1800/48
    = 225/6
    = 37.5


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