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

  • google app store apple app store

    • Question

      The total strength of school A is 20% more than that of

      school B. In school A and B, out of total number of students, 30% and 40% respectively are girls. The number of boys in school A is how much percent more/less than that in school B?
      A 75% Correct Answer Incorrect Answer
      B 40% Correct Answer Incorrect Answer
      C 60% Correct Answer Incorrect Answer
      D 50% Correct Answer Incorrect Answer

      Solution

      Let the total number of students in school B be ‘x’. Therefore, total number of students in school A = 1.2x Number of boys in school A = 0.70 × 1.2x = 0.84x Number of boys in school B = 0.6x Required % = [(0.84x – 0.6x)/0.6x] × 100 = 40%

      Practice Next
      ask-question