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pls pls pls clarify this doubt need answer for this ques a plane left 30 min late than its scheduled time and in order to reach the destination 1500 km away in time ,it had to increase its speed by 100 km/hr from the usual speed. find its usual speed this is cbse maths 2018 question. series TYM code 30/1

    • Posted by Koushik Kumar 7 years, 8 months ago

    CBSE > Class 10 > Mathematics
    • 2 answers

    The Raj 7 years, 8 months ago

    1500/x - 1500/x+100 = 1/2 Solving X=500km/hr

    0Thank You

    Mr Lovely 7 years, 8 months ago

    Solve it 1500/x-1500x+100 = 1/2

    1Thank You

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    Posted by Kanika . 1 month, 1 week ago

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