 <translate> Give the step-by-step reasoning process and then the final answer. If Aang caught 7 fish, then Sokka caught 5 fish, and then Toph caught 12 fish, what is the average amount of fish that each person caught? <yor> Ṣàlàyé bí wọ́n ṣe ń ronú lẹ́ẹ̀kan-lẹ́ẹ̀kan, kó o sì wá sọ ìdáhùn tó o máa fún wọn. Bí Aang bá mú ẹja méje, tí Sokka sì mú ẹja márùn-ún, tí Toph sì mú ẹja méjìlá, kí ni iye ẹja tí ẹnì kọ̀ọ̀kan wọn rí? 