If necessary, round your answers to 1 decimal digit.

1 a. Pete's airplane trip took 3.6 hours. For one-fourth of that time, the airplane flew at a speed of 1000 km/h, and for the rest of the time, it flew at a speed of 920 km/h. What distance did Pete travel?

 
 
 
 
 
 
 
 
 
2 a. A minibus drives 24.5 miles with a constant speed of 49 mph and another 42.6 miles with a constant speed of 36 mph. What is its average speed for the total trip?

 
 
 
 
 
 
 
 
 
3 a. Caleb travels in an airplane a distance of 1380 km. For one-half of the distance, the airplane flies at a speed of 680 km/h, and for the rest of the distance, it flies at a speed of 960 km/h. How long does the trip take?

 
 
 
 
 
 
 
 
 
Page 2

Answer Key

1 a. Pete traveled 3384 km.
2 a. Its average speed is 39.9 mph.
3 a. The trip takes 1 hours and 44 minutes or 1.7 hours.


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