Respuesta :

Answer:

Step-by-step explanation:

1/2 = 0.5

r = d / t  (rate  = distance / time)

r = 7 / 0.5

r = 14 miles per hour.

Same formula

d = 12 miles

t = 3/4 hour = 0.75 hours.

r = 12 / 0.75

r = 16 miles / hour

Patrice's boat is faster.