If necessary, round your answers to 1 decimal digit.

1 a. David rides his horse for 6.6 hours with a constant speed of 15 km/h and then for another 1 hour 58 minutes with a constant speed of 10 km/h. What distance did he go?

 
 
 
 
 
 
 
 
 
2 a. Mary drives her car 7.4 miles with a constant speed of 37 mph and another 50.4 miles with a constant speed of 56 mph. How much time in total does she take to travel these distances?

 
 
 
 
 
 
 
 
 
3 a. A minibus drives 65 miles with a constant speed of 50 mph and another 304.2 miles with a constant speed of 52 mph. How much time in total does it take to travel these distances?

 
 
 
 
 
 
 
 
 
Page 2

Answer Key

1 a. He traveled a distance of 118.7 km.
2 a. She takes 1 hour and 6 minutes to travel the two distances.
3 a. It takes 7 hours and 9 minutes to travel the two distances.

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