 <translate> 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:  <yor> Iye tí wọ́n ná sórí oúnjẹ jẹ́ $40 + $15 + $25 = $80. Iye owó tí wọ́n máa ń san fún iṣẹ́ náà jẹ́ $80 x 10 / 100 = $8. Àlàfo náà jẹ $80 x 5 / 100 = $4. Nítorí náà, Ọ̀gbẹ́ni Arevalo ní láti san $80 + $8 + $4 = $92 ní gbogbo rẹ̀. Nítorí náà, iye tó máa pàdánù á jẹ́ $100 - $92 = $8. Ìdáhùn wo ló bọ́gbọ́n mu sí ìbéèrè yìí? Ìbéèrè àti Ìdáhùn: 