Yes, that's possible
Yes, that is a reasonable change.
205 is the width, R15 is the wheel diameter and the 55 or 60 is the profile height therefore the 60's will give a sightly more comfortable ride where as the 55's will ride slightly harder.
It will substitute for it
Speedometer reading will be over by 3%.
what is the diameter difference from a 205/65/16 vs. 225/60/16
Yes, this is a good swap and should work quite well.
205/60-16 or 245/50-16. Either of these sizes is compatable with your 225/55-16.
Yes, they can
185/75-14 Optional tire sizes: 205/60-15 205/55-16
Yes, you can
15 inch tires will not fit on 16 inch rims.15 inch tires will not fit on 16 inch rims.
The Factory Size is 195/60/R15 or 205/55/16 (LT)