5.114 bolt pattern is a match !
yes
Will they fit
if the mustang wheels have 5 lug holes they will fit a ranger
No. You'd have to buy an adapter
yep
Which Mazda? Which Mustang? There are lots of different lug nut patterns.
Not directly, no.
no
depending on the size it should
no.
No they will not fit.
No, the two separate model years you mentioned require a different offset and backspacing from one another. They will not work.