1 a. 
Julia's airplane trip took 2.8 hours. For onehalf of that time, the airplane flew at a speed of 580 miles per hour, and for the rest of the time, it flew at a speed of 700 miles per hour. What distance did Julia travel?


2 a. 
Noah's airplane trip took 1.6 hours. For onehalf of that time, the airplane flew at a speed of 960 km/h, and for the rest of the time, it flew at a speed of 840 km/h. What distance did Noah travel?


3 a. 
Bob's airplane trip took 4 hours 12 minutes. For onethird of that time, the airplane flew at a speed of 732 miles per hour, and for the rest of the time, it flew at a speed of 732 miles per hour. What distance did Bob travel?

