A car covers 30km at a uniform speed of 60 km/hr and the next 30 km at a uniform speed of 40 km/hr.find the total time taken?
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Answer:
1.25 hr
Explanation:
time= distance/speed
time taken by car to travel first 30 km is
time =30/60=1/2hr
time taken by car to to travel another 30 km is
time=30/40=3/4hr
total time taken = 1/2+3/4 = 5/4 or 1.25hr
Hope it will help you
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