 <translate> A survey was conducted by a school to the parents about their children's online class experience. Fifteen percent of the respondents rated Excellent; 60% rated Very Satisfactory; 80% of the remaining respondents rated Satisfactory and the rest rated Needs Improvement. If 120 parents answered the survey, how many of them rated Needs Improvement? Let's be accurate as possible. <yor> Iléèwé kan ṣe ìwádìí kan fún àwọn òbí nípa ìrírí tí àwọn ọmọ wọn ní nínú kíláàsì orí Íńtánẹ́ẹ̀tì. Ìdá mẹ́ẹ̀ẹ́dógún nínú ọgọ́rùn-ún àwọn tí wọ́n fọ̀rọ̀ wá lẹ́nu wò ló sọ pé Ó dára gan-an; ìdá mẹ́rìndínláàádọ́ta nínú ọgọ́rùn-ún sọ pé Ó tẹ́ni lọ́rùn gan-an; ìdá ọgọ́rin nínú ọgọ́rùn-ún àwọn tó kù sọ pé Ó tẹ́ni lọ́rùn, àwọn tó kù sì sọ pé Ó yẹ kí nǹkan sunwọ̀n sí i. Tá a bá ní òbí ọgọ́fà ló dáhùn ìbéèrè náà, mélòó lára wọn ló sọ pé ó yẹ kí wọ́n ṣe àtúnṣe sí i? Ẹ jẹ́ ká ṣe é ní pàtó. 