If necessary, round your answers to 1 decimal digit.

1 a. Noah travels in an airplane a distance of 3240 miles. For one-half of the distance, the airplane flies at a speed of 600 miles per hour, and for the rest of the distance, it flies at a speed of 820 miles per hour. How long does the trip take?

 
 
 
 
 
 
 
 
 
2 a. Emily's airplane trip took 4.2 hours. For one-half of that time, the airplane flew at a speed of 560 miles per hour, and for the rest of the time, it flew at a speed of 660 miles per hour. What distance did Emily travel?

 
 
 
 
 
 
 
 
 
3 a. Abigail travels in an airplane a distance of 3600 km. For one-half of the distance, the airplane flies at a speed of 960 km/h, and for the rest of the distance, it flies at a speed of 880 km/h. How long does the trip take?

 
 
 
 
 
 
 
 
 
Page 2

Answer Key

1 a. The trip takes 4 hours and 40 minutes or 4.7 hours.
2 a. Emily traveled 2562 miles.
3 a. The trip takes 3 hours and 55 minutes or 3.9 hours.


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