Respuesta :

lazariaholland16

Answer:

47.6667 mph

Step-by-step explanation:

143 divided by 3=147.6667

- if you want to round it then use 47.7 mph

altavistard

Answer:

47.7 mph

Step-by-step explanation:

His average rate (speed) is

        143 miles

s = -------------------- = 47.7 mph

           3 hours