s149996 s149996

04-02-2022
Chemistry

contestada

On a recent car ride, a student traveled the first 20 kilometers in 5 minutes, the next 60 kilometers in 50 minutes, and the last 10 kilometers in 5 minutes. What was the average speed of the car over the student's entire ride?

1.5 km/min

5 km/min

2 km/min

4 km/min

Respuesta :

Risko02 Risko02

13-02-2022

Answer:

it is 90 km in one hour it is 90km/h

90/60=1,5

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