4) All of these
A car travels a distance s km on a straight road
in two hours and then returns to the starting point
in the next three hours. Its average speed in four
hours (in km/h)
(1)
(3) 25
(4) Zero
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Answers
Answered by
1
Total distance d=2s
Total time taken t= 2+3=5 hrs
Average speed= d/t = s/5 km/h
Answered by
4
Answer:
Total distance d=2s
Total time taken t=2+3= 5 hrs
Average speed V aav= t
d= 5s km/h
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