Then the Average Score of Classes A, B and C is

Three Science classes A,B and C take a Life Science test. The average score of class A is 83, The average score of class B is 76. The average score of Class C is 85. The average score of class A and B is 79 and average score of class B and C is 81. Then the average score of classes A, B and C is

  1. 80.5
  2. 81.5
  3. 81
  4. 80
Anurag Mishra Professor Asked on 25th October 2015 in Maths.
Add Comment
  • 1 Answer(s)

    Answer is 81.5

    Monis Rasool Professor Answered on 28th October 2015.
    Add Comment
  • Your Answer

    By posting your answer, you agree to the privacy policy and terms of service.