If necessary, round your answers to 1 decimal digit.

1 a. John rides his horse for 2 3/4 hours with a constant speed of 16 km/h and then for another 2 hours with a constant speed of 12 km/h. What distance did he go?

 
 
 
 
 
 
 
 
 
2 a. John roller skates for 3 3/4 hours with a constant speed of 12 mph and then for another 15 minutes with a constant speed of 10 mph. What distance did he go?

 
 
 
 
 
 
 
 
 
3 a. An airplane flies 540 miles with a constant speed of 540 mph and another 380 miles with a constant speed of 760 mph. How much time in total does it take to travel these distances?

 
 
 
 
 
 
 
 
 
Page 2

Answer Key

1 a. He traveled a distance of 68 km.
2 a. He traveled a distance of 47.5 miles.
3 a. It takes 1 hour and 30 minutes to travel the two distances.

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