general math MCQ #915

If the average marks of three batches of 55, 60 and 45 students respectively is 50, 55, 60, then the average marks of all the students is:

general math MCQ #915

  1. Question 1

    Q1. If the average marks of three batches of 55, 60 and 45 students respectively is 50, 55, 60, then the average marks of all the students is:

    • A) 53.33
    • B) 54.68
    • C) 55
    • D) None of these

    Answer: 54.68

    Explanation: The correct value is 54.68. Apply the formula or arithmetic step shown in the question and