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A Man On Tour Travels First 160 Km At 64 Km/hr And The Next 160 Km At 80 Km/hr. The Average Speed For The First 320 Km Of The Tour Is? |
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Answer» TOTAL time taken = (160/64 + 160/8)hrs = 9/2 hrs. AVERAGE speed = (320 X 2/9) km.hr = 71.11 km/hr. Total time taken = (160/64 + 160/8)hrs = 9/2 hrs. Average speed = (320 x 2/9) km.hr = 71.11 km/hr. |
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