a car travel 120 km in 1hr 30 min.how long will it take to cover 400 km with the same speed?
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The car,
Distance travelled (D) = 120 km
Time taken (T) = 1 hr 30 min = 1.5 hrs
Speed (S) = D/T
S = 120/1.5
S = 1200/15
S = 80 km/hr
D to be covered = 400 km
S = 80 km/hr
T = D/S
T = 400/80
T = 5 hrs
Hence, the time taken to cover 400 km will be 5 hours.
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