SOLUTION: Lakeview is 85 miles from springfeild. Jerry must go to the law library in springfeild to get a document for the law firm for which he works. find how long it takes him to drive ro

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: Lakeview is 85 miles from springfeild. Jerry must go to the law library in springfeild to get a document for the law firm for which he works. find how long it takes him to drive ro      Log On

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Question 561789: Lakeview is 85 miles from springfeild. Jerry must go to the law library in springfeild to get a document for the law firm for which he works. find how long it takes him to drive round trip if he averages 41mph.
Answer by ptaylor(2198) About Me  (Show Source):
You can put this solution on YOUR website!
Distance(d) equals Rate(r) times Time(t) or d=rt; r=d/t and t=d/r
Average rate =(total Distance)/(total time)
Average rate=41 mph
Total distance=2*85=170 mi
Soooo
Total time=170/41
Total time=4.15 hr=4hr 9 min
Hope this helps---ptaylor