tylerspicer701 tylerspicer701

06-10-2017
Mathematics

contestada

Serra rode 15 mi in 1.5 hr. Phaelon rode 38 mi in 3.5 h. Justice rode 22 mi in 2.25 hr. Who had the fastest average speed?

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texaschic101 texaschic101

06-10-2017

speed = distance / time

Serra : 15/1.5 = 10 miles per hr
Phaelon : 38/3.5 = 10.857 rounds to 10.86 miles per hr
Justice : 22/2.25 = 9.777 rounds to 9.8 miles per hr

fastest average speed is Phaelon

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