📢 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 average weight of 16 people increases by 500 grams

      when two individuals, each with an average weight of 40 kg, are added. What is the new average weight of all the people?
      A 36 kg Correct Answer Incorrect Answer
      B 35 kg Correct Answer Incorrect Answer
      C 32.5 kg Correct Answer Incorrect Answer
      D 36.5 kg Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Let the average weight of 16 people be 'A' kg. ATQ, (16A + 40 X 2) ÷ 18 = (A + 0.5) Or, 16A + 80 = 18A + 9 Or, 2A = 71 Or, 'A' = 35.5 Therefore, required average = 35.5 + 0.5 = 36 kg

      Practice Next

      Relevant for Exams:

      ask-question