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    Question

    A bag contains notes of Rs.10, Rs.20, and Rs.50 in the

    ratio of 1:3:5. If the total value of money in the bag is Rs.1920, find the number of Rs.20 notes.
    A 6 Correct Answer Incorrect Answer
    B 30 Correct Answer Incorrect Answer
    C 18 Correct Answer Incorrect Answer
    D 12 Correct Answer Incorrect Answer

    Solution

    let the notes of Rs 10, 20 and So be a, 3a and 5a respectively Total money in bag = 1920 Acording to question : 10 x a + 20 x 3a + 50 x 5a = 1920 320a = 1920 a = 6 No of Rs 20 notes = 6 x 3 = 18

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