###Human: On Rudolph's car trip across town, he traveled 2 more than 5 miles and encountered 3 less than 17 stop signs.  How many stop signs per mile did Rudolph encounter on his trip across town?, ### Assistant: He traveled 2 more than 5 miles, or 5+2=7 miles.
He encountered 3 less than 17 stop signs, or 17-3=14 stop signs.
Thus, during his trip across town, Rudolph encountered 14/7=2 stop signs per mile. 
 So the answer is :  2