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

    Question

    A bag contains certain number of coins of different

    denominations. The ratio of the number of Rs. 5 coins to Rs. 10 coins is 7 : 9, respectively and the ratio of number of Rs. 10 coins to Rs. 20 coins is 9 : 11 respectively. Find the total value of the Rs. 20 coins, if the total value of the Rs. 5 coins in the bag is Rs. 350.
    A Rs. 1800 Correct Answer Incorrect Answer
    B Rs. 1980 Correct Answer Incorrect Answer
    C Rs. 2100 Correct Answer Incorrect Answer
    D Rs. 3080 Correct Answer Incorrect Answer
    E Rs. 2400 Correct Answer Incorrect Answer

    Solution

    Given: Ratio of Rs. 5 coins to Rs. 10 coins = 7:9 Ratio of Rs. 10 coins to Rs. 20 coins = 9:11 Total value of Rs. 5 coins = Rs. 350 Let the number of coins be: Rs. 5 coins = 5x Rs. 10 coins = 9x Rs. 20 coins = y From the ratio of Rs. 10 to Rs. 20 coins: y=11x Total value of Rs. 5 coins: 5×5x=350 25x=350 x=14 Find number of Rs. 20 coins: y=11x=11×14=154 Total value of Rs. 20 coins: Total value=20×154=3080

    Practice Next
    More Ratio and proportion Questions

    Relevant for Exams:

    ask-question