SOLUTION: Sandy leaves a town traveling in her car at a rate of 45 miles per hour. One hour later, Monica leaves the same town traveling the same route at a rate of 50 miles per hour. How lo

Question 288775: Sandy leaves a town traveling in her car at a rate of 45 miles per hour. One hour later, Monica leaves the same town traveling the same route at a rate of 50 miles per hour. How long will it take monica to overtake sandy?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
In the hour head start Sandy went 45 miles.
Monica will be gaining 5 miles an hour
45/5=9
It will take Monica 9 hours without her cell phone to catch up to Sandy.
45*(t+1)=50t
45t+45=50t
45=5t
45/5=t
9=t

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