How do you know that this personal narrative is told in the first person?
a. the narrator knows miss sullivan.
b. the narrator refers to herself as "i.
c. the narrator refers to her mother.
d. the narrator id talking about the past. water-by helen keller.

30 miles

step-by-step explanation:

we know that 60 seconds equals 1 minute and 60 minutes 1 hour

44 ft       60 sec     60 min     158400   ft

  *   *   =

1 sec       1 min       1 hour         hour

we know that there are 5280 ft per mile

158400   ft       1 mile         30 miles

  *   =

1   hour               5280 ft     1 hour

so in 1 hour   it can travel 30 miles