1.

If you travel to School from homeat a uniform Speed at 30 km/hr and areturn to home from school at a UniformSpeed - af 20 Km/he following the samerioad, find out the average speedduring your complete trip!​

Answer»

Explanation:

SPEED in the first hours = 30 km/hr

Speed in the second hours = 20 km/hr

Average speed = 30 + 20/2 km/hr = 25 km/hr



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