 <translate> Give the step-by-step reasoning process and then the final answer. Tom dances 4 times a week for 2 hours at a time and does this every year for 10 years. How many hours did he dance? <yor> Ṣàlàyé bí wọ́n ṣe ń ronú lẹ́ẹ̀kan-lẹ́ẹ̀kan, kó o sì wá sọ ìdáhùn tó o máa fún wọn. Tom máa ń jó ní ìgbà mẹ́rin lọ́sẹ̀ fún wákàtí méjì lẹ́ẹ̀kan, ó sì ti ń ṣe èyí lọ́dọọdún fún ọdún mẹ́wàá. Wákàtí mélòó ló fi jó? 