A few days ago
Help Physics Question homework quickly?
A car travels along a straight stretch of road. It proceeds at 15 mi at 51 mi/hr, then 24 miles at 45 mi/hr, and finally 41.8 miles at 31.9 mi/hr. What is the cars average velocity during the entire trip? Answer in units mi/hr.
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A few days ago
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dunno if this is correct but i got 39.3369mi/hr
((15 x 51) + (24 x 45) + (41.8 x 31.9))/(15+24+41.8)
(765 + 1080 + 1333.42)/ 80.0
3178.42/80.0 = 39.3369 mi/hr
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