Multiple Choice Questions on A person starts by a car from Kollam to Trivandram and at the same time another person starts from T........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

A person starts by a car from Kollam to Trivandram and at the same time another person starts from T...........

Quantitative Aptitude ( CCS) Time & distance
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    A person starts by a car from Kollam to Trivandram and at the same time another person starts from Trivandram to Kollam by a car . After passing each other  they complete their journey in 2 hours and (1/2)hour resp. At what rate does the second person drives the car if the first car runs at a speed of 40 kmph ?

    80kmph

    Correct Answer

    75kmph

    Incorrect Answer

    90kmph

    Incorrect Answer

    110kmph

    Incorrect Answer
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    Explanation:

    Solution:
    Ratio of speeds = √(1/2) : √2
    => S1 : S2 = 1 : 2
    If 1 === 40
    then, 2 === 80
    Therefore , S2 = 80 kmph

    By: Pranav Gupta
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