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OpenStudy (anonymous):
Chris drove 100 kilometers from San Francisco to Santa Cruz in 2 hours and 30 minutes. What computation will give Chris' average speed, in Kilometers per hour.
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OpenStudy (anonymous):
convert 30 minutes in to hours. (30 min) *(1 hr/60) min = 0.5 hours. Add 0.5 hours to 2 hours. =2.5 hours. So speed = distance/time. 100km/2.5 hours. divide that and your answer will be in km/hr.
OpenStudy (anonymous):
=40 km/hr
OpenStudy (anonymous):
thanks
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