two buses are headed on the same province the first but is traveling at the speed of 80 kph while the other s running at 75 kph how long will it take for them to be 20 km apart?
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Answer:
answer is : 4 hrs
Step-by-step explanation:
1 hour diff in their distance is 5km
then time for 20 km = 20/5
=4 hrs
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