WBCS.LIVE practice question

The average marks obtained by the boys and girls in a class are 52 and 42 respectively. If the average marks of all students in that class is 50, then the percentage of boys present in the class is

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. 40%
  2. 50%
  3. 80%
  4. Can't be determined from above data.

Correct answer and explanation

Correct answer: 80%