SOLUTION: Hey, I really need help it this question: A car leaves a country town at 60km per hour. Two hours later, a second car leaves town; it catches the first car after 5 more hours. F

Question 357285: Hey, I really need help it this question:
A car leaves a country town at 60km per hour. Two hours later, a second car leaves town; it catches the first car after 5 more hours. Find the speed of the second car.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!



Hi,

*Note: both cars will have traveled the same distance. d = r*t

second car takes 7hrs. first car takes 5hrs to travel this distance

letting x reperesent the speed of the second car

60mph*7hr = x * 5hr

60mph*7/5=x

x = 84mph 

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