 
 <prompt> Gretchen ri pe o ni iru 10 dakika lati wo fun gbogbo 90 dakika ti o fe ri. Ti Gretchen ba ri 6 hours ti o fe ri ninu iwe iroyin re, o yato pelu owo? <response>: ```Fọọdun nọmba ti o ṣe le ṣe lati ri iṣẹlẹ ti Gretchen rọ lati sọfa: 6 awọn wakati * 60 awọn wakati/wakati = 360 awọn wakati
Ṣugbọn ṣe iṣẹlẹ yii ni pẹlu 90 awọn wakati lati ri bẹẹni iṣẹlẹ ti Gretchen rọ: 360 awọn wakati / 90 awọn wakati/iṣẹlẹ = 4 iṣẹlẹ
Ṣugbọn gba nọmba iṣẹlẹ yii ṣiṣẹ lati ri bẹẹni iṣẹ ti Gretchen rọ: 4 iṣẹlẹ * 10 awọn wakati/iṣẹlẹ = 40 awọn wakati

Iwe yii yoo jẹ 40.``` 