You can 
put this solution on YOUR website!    
Hi, GRReat!..that's exactly why we are here.
 a  b  c  d  e  f  g  h i j k l  n o p q r s
 n o p q r s
-8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 
1) how far is 0 to s ?  10 units
 Points having distance 3 units from m?  j and p
 Points having distance 8 units from j?  b and r
 a  b  c  d  e  f  g  h i  k l m n o p q r s
 k l m n o p q r s
-8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10