Respuesta :

Answer:

326.666miles

Step-by-step explanation:

v=distance/time (v=d/t)

d=140 miles

t=3hrs

v=d/t, v=140/3, v= 46.666mph

v=46.666mph

t=7hrs

d=?

v=d/t, d=vt, d=46.666mph x 7hrs, d= 326.666miles

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