Respuesta :

mathstudent55

Answer:

63 km

Step-by-step explanation:

speed = distance/time

speed × time = distance

distance = speed × time

45 min × (1 hour)/(60 min) = 0.75 hour

distance = 84 km/h × 0.75 hour

distance = 63 km
45 minutes is 3/4 of 1 hour
So the answer is
84 * 3/4
=63 km.

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