A bus travels a distance of 120 km with a speed of 40km per hour and returns with a speed of 30km per hour calculate the average
speed for the entire journey
1 answer:
Answer:
35 km/hr
Explanation:
Average speed = (total of the speed)/(the sets of speeds given)
Direction does not matter in this instance since speed is only magnitude,
Average speed = (30 + 40)/2
Average speed = 70 ÷ 2
= 35 km/hr
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