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


    Question

    Speed of boat is 20 km/hr. Speed of the stream is 20%

    less than speed of boat. Then find time taken by boat to go 90 km downstream.
    A 3 hrs Correct Answer Incorrect Answer
    B 2.5 hrs Correct Answer Incorrect Answer
    C 5 hrs Correct Answer Incorrect Answer
    D 4 hrs Correct Answer Incorrect Answer

    Solution

    Speed of stream = 20 times; (80/100) = 16 km/hr Time taken to go 90 km = 90/(20 + 16) = 2.5 hrs

    Practice Next
    More Boats and streams Questions

    Relevant for Exams:

    ask-question

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

    Get My Free Call