zovi25ralte zovi25ralte
  • 01-08-2020
  • Physics
contestada

car travel at the speed of 20 km/hr for 2 hour and 60 km/hr for next 2 hour find average speed

Respuesta :

nicoleehydee
nicoleehydee nicoleehydee
  • 01-08-2020
Speed = distance / time
Find the distance first =
20x2+60x2 = 160 km
160/4 = 40 km/h
Answer Link

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