deexdee deexdee

14-03-2022
Mathematics

contestada

3) Alex drove for 3 hours at an
average speed of 60 miles per
hour and for 2 hours at 45
miles per hour. What is his
average speed for the whole
journey?

Respuesta :

salbadinoussalbado salbadinoussalbado

15-03-2022

average speed= total distance/total time taken

60+45= 105miles

1 mile= 1.609

105×1.609= 168.945km

168.945/4

Hence answer = 33.79 km/hr

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