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a racecar at the sonoma county raceway in california zips around the track. it travels the first 80 kilometers in .4 hour. the next 114 kilometers take .6 hours. the following 80 kilometers take .4 hours

A Racecar At The Sonoma County Raceway In California Zips Around The Track It Travels The First 80 Kilometers In 4 Hour The Next 114 Kilometers Take 6 Hours The class=

Answer :

[tex]\\ \tt\longmapsto Avg\:Speed=\dfrac{Total\:Distance}{Total\:Time}[/tex]

[tex]\\ \tt\longmapsto AVg\:Speed=\dfrac{80+114+80}{0.6+0.4+0.4}[/tex]

[tex]\\ \tt\longmapsto Avg\:Speed=\dfrac{274}{1.4}[/tex]

[tex]\\ \tt\longmapsto Avg\:Speed=195.7km/h[/tex]

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