SOLUTION: A plane left Kennedy Airport on Tuesday morning for a 770-mile, 6-hour trip. For the first part of the trip, the average speed was 120 mph. For the remainder of the trip, the avera
Algebra ->
Customizable Word Problem Solvers
-> Travel
-> SOLUTION: A plane left Kennedy Airport on Tuesday morning for a 770-mile, 6-hour trip. For the first part of the trip, the average speed was 120 mph. For the remainder of the trip, the avera
Log On
Question 1158477: A plane left Kennedy Airport on Tuesday morning for a 770-mile, 6-hour trip. For the first part of the trip, the average speed was 120 mph. For the remainder of the trip, the average speed was 130 mph. How long did the plane fly at each speed? Answer by josgarithmetic(39623) (Show Source):
(