Problema Solution
In a race, Car A starts 1 mile behind Car B. Car A is traveling at 65 miles per hour, while Car B is traveling at 45 miles per hour. How long will it take for Car A to overtake Car B?
Answer provided by our tutors
1=65t-55t: t being the time to overtake the slower car.
1=10t
t=1/10
t=.1 hour or 6 minutes.
proof
1=65*.1-55*.1
1=6.5-5.5
1=1