SOLUTION: At 8:00 am the Smith's left a campground, driving at 48 mi/hr. At 8:20 am the Garcia's left the same campground and followed the same route, driving at 60 mi/hr. At what time did t

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Question 456828: At 8:00 am the Smith's left a campground, driving at 48 mi/hr. At 8:20 am the Garcia's left the same campground and followed the same route, driving at 60 mi/hr. At what time did they over take the Smith's.
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
x/48=x/60+1/3
x/16=x/20+1
10x=8x+160
2x=160
x=80
80 miles/60 mph=1.33 hrs=1 hr. 20 mins
8:20+1:20=9:40 a.m..