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28-04-2022
Physics

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A car travels 120 km in the first 2 hours and 100 km in the next 2 hours.

What is the car’s average speed?

240 km/h

440 km/h

55 km/h

128 km/h

Respuesta :

28-04-2022

Option C, 55km/h

Working:

The car travels 120km in hours meaning that the speed is 60km per hour.
Then it travels 100km in 2 hours meaning that the speed is 50 km per hour.

The average speed of the speed is (60+50)/2 is 55km/h

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