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## A person on a road trip drives a car at different constant speeds over several legs of the trip. She drives for 10.0 min at 50.0 km/h, 19.0

Question

A person on a road trip drives a car at different constant speeds over several legs of the trip. She drives for 10.0 min at 50.0 km/h, 19.0 min at 100.0 km/h, and 60.0 min at 55.0 km/h and spends 40.0 min eating lunch and buying gas. What is the average speed for the entire trip (

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Physics
3 years
2021-08-24T22:46:33+00:00
2021-08-24T22:46:33+00:00 1 Answers
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## Answers ( )

## T

he average speed for the entire trip is 47.5 m/s .It is given that for different time span car have different speed and also the person spend in eating lunch and buying gas.

We know , average speed is total distance covered by total time taken .

Therefore , average speed ,

Hence, this is the required solution.

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