H

Harikesh • 8.04K Points
Tutor III Math

Q. The average of 50 number is 38 .if two numbers 45 and 55 are discarded , the average of the remaining number is ?

  • (A) 36.5
  • (B) 37.0
  • (C) 37.5
  • (D) 37.52
  • Correct Answer - Option(C)
  • Views: 556
  • Filed under category Math
Explanation by: Harikesh
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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