SOLUTION: Provided: d = rt, where "d" is distance, "r" is rate, and "t" is time. One car leaves point A and travels due north at 50 mi/hr. Another car leaves point A 3 hours later

Algebra ->  Average -> SOLUTION: Provided: d = rt, where "d" is distance, "r" is rate, and "t" is time. One car leaves point A and travels due north at 50 mi/hr. Another car leaves point A 3 hours later       Log On


   

Question 874754: Provided: d = rt, where "d" is distance, "r" is rate, and "t" is time.
One car leaves point A and travels due north at 50 mi/hr. Another
car leaves point A 3 hours later and travels due south at 70 mi/hr. When
will the two cars
be 1,000 miles apart?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
mph is miles/hour (Watch Your Units..BIG hint as to Set Up)
%2850mph%29t+%2B+70mph%28t-3%29 = 1000mi
120t = 1210
t = 10.08 hr (rounded to nearest hundredth)