Average Speed Round Trip (Jee Mains) | ExamDuo
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Velocity, Speed & Acceleration
Medium
Average Speed Round Trip
A boy walks to his school at a distance of 6 km with constant speed of 2.5 km / h and walks back with a constant speed of 4 km / h. His average speed for round trip expressed in km/h, is
SELECT ONE OPTION
A
24
13
B
40
13
C
3
D
1
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