PrepMart | Question - a-man-completes-a-certain-journey-by-a-car-if-he-covered-30-of-the-distance-at-a-speed-of-20-kmph-60-of-the-distance-at-40-kmph-and-the-remaining-of-the-distance-at-10-kmph-his-average-speed-is-6a3e9b7a9a6fc

A man completes a certain journey by a car. If he covered 30% of the distance at a speed of 20 Kmph. 60% of the distance at 40 Kmph and the remaining of the distance at 10 kmph, his average speed is:

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Attempts: 6 • Right: 3 • Wrong: 3

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