Assuming that the 1.5 is in miles you must add 1.5 to 5.25 because you are looking for the previous elevation of the plane before it descended giving you an answer of 6.75 miles.
77.78 :) snsjsjsjdjdjjdjd
Answer:
2 hours
Step-by-step explanation:
Because if the total round trip took 6 hours then it mustve taken him 2 hours to drive there at 70mph and 4 hours to drive back at 50mph.