 
<translate> Jimlar kuɗin da aka kashe a kan abinci $40 + $15 + $25 = $80. Kudin sabis shine $ 80 x 10 / 100 = $ 8. A tip ne $ 80 x 5 / 100 = $ 4. Saboda haka, Mista Arevalo ya biya dala 80 + dala 8 + dala 4 = dala 92 gaba ɗaya. Saboda haka, canjinsa zai zama $ 100 - $ 92 = $ 8. Wannan ya ba da dalilin amsa wace tambaya ce? Tambaya da Amsa: <eng> The total amount spent on food is $40 + $15 + $25 = $80. The service charge is $80 x 10 / 100 = $8. The tip is $80 x 5 / 100 = $4. So, Mr. Arevalo had to pay $80 + $8 + $4 = $92 in all. Therefore, his change will only be $100 - $92 = $8.
This justifies what answer for what question? Q & A:  