Dave borrowed $$1050$ on January $12022.$ The bask chapped him a $$5\mathrm{.}50$ sthice charge, and irsereat was $$4700$ if Dave paid the $$1050$ in $12$ equal monthly piyments, what was the APP?

$\backslash$table$[[$Brnual ptotestape rate,$3\mathrm{.}8,4]]$