1.

Aman covers total distance of 1200 km. He covers 60% of the distance in 1 day 6 hr and the remaining distance in 20 hr. Find the average speed of Aman during the whole journey?1. 22 km/hr2. 24 km/hr3. 26 km/hr4. 28 km/hr

Answer» Correct Answer - Option 2 : 24 km/hr

Given:

The total distance covered by Aman is 1200 km. Aman covers 60% of distance in 1 day 6 hr and remaining 40% distance in 20 hr

Formula used/Concept Used:

Speed = Distance/time

Average speed = (Total distance)/Total time

Calculation:

1 day 6 hr = 30 hr

As we know that to calculate the average speed we need total distance and total time

∴ Average speed = [1200/(30 + 20)] = 24 km/hr

∴ The average speed of Aman is 24 km/hr



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