 <translate> Half a page is 20 / 2 = 10 lines. In total, he has written 20 + 10 = 30 lines. The 30 lines written are 30 * 10 = 300 words. Lucas has 400 - 300 = 100 words left to write.is the reasoning for what question and answer pair? <yor> Ìdajì ojú ìwé kan jẹ́ 20 / 2 = ojú ìwé mẹ́wàá. Lápapọ̀, ó ti kọ ọ̀nà ọ̀rọ̀ tó tó ọgbọ̀n. Ọ̀nà ọgbọ̀n tí a kọ sínú ìwé náà jẹ́ ọgbọ̀n * mẹ́wàá = ọgbọ̀n ọ̀rọ̀. Lucas ní 400 - 300 = 100 ọ̀rọ̀ tó kù láti kọ.ìdí fún ìbéèrè àti ìdáhùn wo? 