 
 <prompt> Ruiz na-achọ ọnwa oge na $500 n'ọnwa. Ọ bụrụ na ya gara ụdị 6%, ebe a bụ Ruiz's ụdị ọhụrụ bụ gị? <response>: ```Ruiz nwere $500 x 6/100 = $30 onye nkiri oke.
N'ihi na ya, onye nkiri oke ya bụ $500 + $30 = $530.

Nke a ga-amasị 530.``` 