πŸ“’ Too many exams? Don’t know which one suits you best? Book Your Free Expert πŸ‘‰ call Now!

  • google app store apple app store
  • βœ–

      Question

      In a class of 50 students there are 22 girls who scored

      an average of 35 marks in the test. What is the average marks of the boys if the class average is 42 marks?
      A 50 Correct Answer Incorrect Answer
      B 52.5 Correct Answer Incorrect Answer
      C 47.5 Correct Answer Incorrect Answer
      D 55 Correct Answer Incorrect Answer

      Solution

      Sum of scores of all students=50*42=2100 Sum of 22 girls scores=35*22=770 Sum of scores of boys=2100-770 =1330 Average of boys=1330/28 = 47.5

      Practice Next
      ask-question