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A car moves with speedof 30 km/ h for half an hour ,25km/h for one hour and 40km/h you two hour calculate the average speed of the car in answer |
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Answer» Answer: 32.8 Explanation: Total distance travelled = 30km/h * 0.5 h + 25km/h * 1 2/3 h + 40km/h *2 h = 136.667 km Total TIME = 0.5+1 2/3 + 2 = 4.1667 h Average speed = 136.667/4.1667 = 32.8 km/h Hope it helps |
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