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


    Question

    In a box, there are some coins and rings which are

    either silver or gold. If 40% of the objects are rings and 50% of the coins are silver, then find out the total number of gold coin if there are only 120 rings in the box?
    A 90 Correct Answer Incorrect Answer
    B 80 Correct Answer Incorrect Answer
    C 120 Correct Answer Incorrect Answer
    D 60 Correct Answer Incorrect Answer

    Solution

    40% of the objects are rings So, total objects = 120/40  × 100 = 300 60% of the object are coin -= 300 ×  60/100 = 180 Total coin = 180 Total gold coin = 50% of total coin = 180 ×  50/100 = 90

    Practice Next
    ask-question

    Not sure which exam is best for you Talk to our expert

    Get My Free Call