 <translate> During 60 weeks, Monica collected 15 * 60 = $900. She repeated this process 5 times, which means in total she collected 5 * 900 = $4500.
Thus, the answer is 4500. <yor> Láàárín ọ̀sẹ̀ mẹ́rìndínlọ́gọ́ta [60], Monica kó ẹgbẹ̀rún mẹ́sàn-án [900] dọ́là jọ. Ó tún ìgbésẹ̀ yìí ṣe ní ìgbà márùn-ún, èyí tó túmọ̀ sí pé ní àpapọ̀, ó gba 5 * 900 = $4,500. Nítorí náà, ìdáhùn rẹ̀ jẹ́ 4500. 