A body moving from A to B 10 km apart,
moves for half the travel time at 6 km/h and
the remaining time at 8 km/h The total travel
time is
(1) 0.357 h
(2) 0.714 h
(3) 0.821 h
(4) 1.43 h
Answers
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1
Answer:
4) 1.43h (approx)
Explanation:
Concept
Speed = Distance/ Time
Given- d= 10km, S= 6km, s= 8km
Distance = Speed * Time
10= (6*t/2) + (8*t/2)
10= 3t+ 4t = 7t
t= 10/7= 1.43h
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