Question

    A man running with the speed of 72 km/hr covers a

    certain distance in ‘x’ hours. If the same distance can be travelled with a speed of 80 km/h in (x - 2) hours, then find the value of ‘x’.
    A 22 Correct Answer Incorrect Answer
    B 25 Correct Answer Incorrect Answer
    C 20 Correct Answer Incorrect Answer
    D 25 Correct Answer Incorrect Answer

    Solution

    According to question, 72x = 80(x - 2) 80x – 72x = 160 8x = 160 x = 20

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