SOLUTION: Rosa is 66 miles away from Hillary. They are traveling towards each other. If Hillary travels 4 mph faster than Rosa and they meet after 3 hours, how fast was each traveling?
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Question 988217: Rosa is 66 miles away from Hillary. They are traveling towards each other. If Hillary travels 4 mph faster than Rosa and they meet after 3 hours, how fast was each traveling?
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H=Hillary's speed; R=Rosa's speed=H+4mph
H+R=66mi/3hrs
H+H+4=22mi/hr
2H=18mph
H=9mph ANSWER 1: Hillary was traveling 9 mph.
R=H+4mph=9mph+4mph=13 mph ANSWER 2: Rosa was traveling 13 mph.
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CHECK:
3hrs(9mph)+3hrs(13mph)=66mi
27mi+39mi=66mi
66mi+66mi