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a train moving at a speed of 75 km/ h covers a certain distance in 4.8 hour what should be the speed of the train to cover the same distance in 3 hours in inverse variation |
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Answer» the speed of the train is 120km/h Step-by-step explanation:s¹=75km/h t¹=4.8 hr d¹=s¹•t¹d¹=75•4.8d¹=360km d¹=d²(GIVEN)let the speed of the train be X km/hd²=360kmt²=3 hrsspeed²= d²/t² = 360/3 = 120 km/h THEREFORE the speed of the train will be 120km/h Hope it HELPS..... |
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