Remember, Haity, that the rest of us do not have an illustration of the previous exercise.  You'll have to share it.
 2 miles
------------ = 0.057 miles per minute, or  0.057 miles     5280 ft
 35 min                                                  ----------------- * -----------------
                                                                    1 minute     1 mile
                                                          or  301 feet per minute.