a car is travelling at 72kmph, and if that car slows down
to 60kmph it takes an extra 1 hour to cover that same
distance. at 72kmph, how long did it take for the car to
cover that distance?
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Answer / sujatha
The answer is 5 hrs. The description is below.
D/72 + 1.0 = D/60
12 D = 72 x 60
D = 72 * 5 = 360 km
t= 360 / 72 = 5 hrs
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