a car travel 120 km in 3 hours find the speed per hour
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Step-by-step explanation:
3 hrs=3x60=180 minutes
=180x60 seconds
120km=120000metre
so,speed=distance/time
=120000/180x60
=2000/180
=200/18 m/s
baki ka khud karle bas divide hi to karna he
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