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


    ⚡ Azaadi sale - Celebrate Independence Day with Flat 55% Off On all courses! 13 to 17 Aug ⚡ Enroll 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 72 km downstream?
    A 3 hrs Correct Answer Incorrect Answer
    B 2 hrs Correct Answer Incorrect Answer
    C 5 hrs Correct Answer Incorrect Answer
    D 4 hrs Correct Answer Incorrect Answer

    Solution

    Speed of stream = 20 Ă— (80/100) = 16 km/hr Time taken to go 72 km = 72/(20 + 16) = 2 hrs

    Practice Next
    ask-question

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

    Get My Free Call