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 college the ratio of boys and girls are in the

      ratio 7:9. 65% girls and 40% boys were absent. Find the girls present if the total number of students in a college were 320.
      A 55 Correct Answer Incorrect Answer
      B 58 Correct Answer Incorrect Answer
      C 65 Correct Answer Incorrect Answer
      D 63 Correct Answer Incorrect Answer
      E 67 Correct Answer Incorrect Answer

      Solution

      Boy: Girl = 7:9 Total number of students = 320 Number of Boys = (7/16) × 320 = 140 Number of Girls = (9/16) × 320 = 180 Number of girls absent = 65% × 180 = 117 Number of boys absent = 40% × 140 = 56 Total number of girls present = 180 – 117 = 63

      Practice Next
      ask-question