Will give brainliest! Can anyone help me with part B of the question?

add all the numbers and check the ones place.

the answer is 486. as the ones place is more than 4, the estimation will be the next 10 ie, 490

the f

last graph i believe

step-by-step explanation:

worked it out i believe

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

if you are looking for the unit rate then the answer would be 9 because unit rate is distance divided by time.

step-by-step explanation: