Mathematics, 07.04.2021 02:10, brianna4357

136. On a 195-mile trip, a car traveled at an average speed of 45 mph and then reduced the speed to 30 mph for the remainder of the trip. The trip took a total of 5 h. For how long did the car travel at each speed? Let thoi of irs at us mph

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136. On a 195-mile trip, a car traveled at an average speed of 45 mph and then reduced the speed to...