Question

travelling at a speed of 100 kilometres per hour in 1 hour and increase its speed to 120 kilometre per hour in next 1 hour . find the average speed in km/h and m/s​

Answer 1

Answer:

hope it helps

Explanation:

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Answer 2

Answer:

avg. speed = total distance / total time

= distance when speed= 100kmph

d=s*t

d= 100*1=100 km

distance when s=120kmph

d=120*1

d=120 km

avg speed= 100+120/1+1

220/2

110kmph