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

      The ratio of two numbers β€˜A’ and β€˜B’ is 3:5,

      respectively. If 10 is added to each of β€˜A’ and β€˜B’, then the ratio of β€˜A’ and β€˜B’ becomes 5:7. The sum of β€˜A’ and β€˜B’ is:
      A 32 Correct Answer Incorrect Answer
      B 48 Correct Answer Incorrect Answer
      C 40 Correct Answer Incorrect Answer
      D 56 Correct Answer Incorrect Answer

      Solution

      Let the two numbers β€˜A’ and β€˜B’ be β€˜3x’ and β€˜5x’, respectively ATQ; (3x + 10)/(5x + 10) = 5/7 Or, 21x + 70 = 25x + 50 Or, 4x = 20 Or, x = 5 Now, sum of β€˜A’ and β€˜B’ = 3 Γ— 5 + 5 Γ— 5 = 40

      Practice Next

      Relevant for Exams:

      ask-question