SOLUTION: Duncan traveled to a city 190 miles from his home to attend a meeting. Due to car trouble, his average speed returning was 12 mph less than his speed going. If the total time fo
Question 1080467: Duncan traveled to a city 190 miles from his home to attend a meeting. Due to car trouble, his average speed returning was 12 mph less than his speed going. If the total time for the round trip was 7 hours, at what rate of speed did he travel to the city? Answer by josgarithmetic(39623) (Show Source): You can put this solution on YOUR website!
SPEED TIME DISTANCE
GOING r 190/r 190
RETURN r-12 190/(r-12) 190
TOTAL 7