glazevaida9
19.08.2019 •
Physics
Jack travelled 360 km at an average speed of 80 km/h. elaine
took 1.5 hours more to complete the same amount of distance.
what was elaine's average speed for the whole journey?
km/h
Solved
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Ответ:
The average speed for Elaine is 240km/hr
Explanation: The average speed is a distance per unit time.
So the formula is v = d/ t
Therefore let's substite values.
V= 360km/1.5 hr
V = 240km/hr
Ответ:
ad
Explanation: