Multiple Choice Questions on A man can reach a certain place in 30hrs If he reduces his speed by 1 10 th he goes 9km less in........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

A man can reach a certain place in 30hrs If he reduces his speed by 1 10 th he goes 9km less in...........

Quantitative Aptitude ( CCS) Time & distance
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    A man can reach a certain place in  30hrs.If he reduces his speed by 1/10 th, he goes 9km less in that time. Find his speed ?

     

    8kmph
     

    Incorrect Answer

    7kmph
     

    Incorrect Answer

    3kmph
     

    Correct Answer

    1kmp

    Incorrect Answer
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    Explanation:

    Let x be the speed
    30x – (30*9/10)x = 9
    30x – 27x = 9
    3x = 9
    X= 3 kmph

    By: Sandeep Dubey
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