📢 Too many exams? Don’t know which one suits you best? Book Your Free Expert 👉 call Now!

  • google app store apple app store
  • ✖

      Question

      In a college the ratio of boys and girls are in the

      ratio 3:4. 40% girls and 20% boys were absent. Find the girls present if the total number of students in a college were 210.
      A 84 Correct Answer Incorrect Answer
      B 72 Correct Answer Incorrect Answer
      C 90 Correct Answer Incorrect Answer
      D 56 Correct Answer Incorrect Answer

      Solution

      Boy : Girl = 3:4 Total number of students = 210 Number of Boys = (3/7) × 210 = 90 Number of Girls = (4/7) × 210 = 120 Number of girls absent = 40% × 120 = 48 Number of boys absent = 20% × 90 = 18 Total number of girls present = 120 – 48 = 72

      Practice Next

      Relevant for Exams:

      ask-question