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10-08-2016
Mathematics

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a cheetah that is running 90 ft./s is a 120 feet behind an antelope that is running 60 ft./s how long will it take a cheetah catch up to the annelid?

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Ckaranja Ckaranja

24-08-2016

Relative speed = 90 feet/s- 60 feet/s
=30 feet/s
Time to catch up= [tex] \frac{Distance}{speed} [/tex]
Time to catch up=[tex] \frac{120 feet}{30 feet/s} [/tex]
= 4 s

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