Respuesta :

260
you divide 780 by 3

Answer:

260 miles per day.

Step-by-step explanation:

We have to calculate the unit rate for 780 miles in 3 days.

We can solve this question by unitary method.

∵ In 3 days = 780 miles

∴  In 1 day = [tex]\frac{780}{3}[/tex]

                = 260 miles.

260 miles per day.