a car travelling at a speed of 72 km/h takes 7 1/2 hours to complete a journey.If the car can travel at 90 km/h,how long would it take to complete the same journey?
(a) 8 hours
(b) 9 hours
(c) 6 hours
(d) 5 1/2 hours
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Answer:
it takes 6 hours i think you check
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