Question

a car travels at an average speed of 40km/h for one hour and then at an average speed of 50 km/h for two hours . what distance does it cover in 3 hours​

Answer 1

40 kph * 2 hr = 80 km

60 kph * 3 hr = 180 km

2 hr + 3 hr = 5 hr

80 km + 180 km = 260 km

avg vel = 260 km / 5 hr

avg vel = 52 kph

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