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

    Question

    Efficiency of A, and B are in the ratio of 3 : 4. If

    both can do a work together in 30 days. Find out how much days A will take to complete the work alone?
    A 70 Days Correct Answer Incorrect Answer
    B 80 Days Correct Answer Incorrect Answer
    C 65 Days Correct Answer Incorrect Answer
    D 50 Days Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Efficiency ratio of A : B = 3 : 4 Both work together in = 30 days So let total work = (3+4) × 30 = 210 units So A alone will do this in = 210/3 = 70 days

    Practice Next
    More Time and work Questions

    Relevant for Exams:

    ask-question