SOLUTION: Two joggers start at the same time from opposite end of an 8-mile jogging trail and begin running toward each other. One jogger is running at a rate of 5mph, and the other jogger i

Algebra ->  Equations -> SOLUTION: Two joggers start at the same time from opposite end of an 8-mile jogging trail and begin running toward each other. One jogger is running at a rate of 5mph, and the other jogger i      Log On


   

Question 190498This question is from textbook Beginning Algebra with Applications
: Two joggers start at the same time from opposite end of an 8-mile jogging trail and begin running toward each other. One jogger is running at a rate of 5mph, and the other jogger is running at a rate of 7mph. How long, in minutes, after they start will the two joggers meet? This question is from textbook Beginning Algebra with Applications

Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
You need to apply the distance formula:
d = rt
where
d is distance
r is rate or speed
t is time
.
Let t = time in (hours) when they will meet
then
5t + 7t = 8
12t = 8
t = 8/12
t = 2/3 hours
.
To convert to minutes, multiply by 60 (there is 60 minutes per hour)
2/3 * 60 = 2 * 20 = 40 minutes