 <translate> On national lipstick day, half of the students who attended class wore colored lipstick. Of those students who wore lipstick, one quarter wore red lipstick. There were one-fifth as many students wearing blue lipstick as were wearing red lipstick. If 200 students attended school that day, how many wore blue lipstick? Think carefully first, then make a decision: <yor> Ní ọjọ́ tí gbogbo orílẹ̀-èdè fi ń lo ọ̀dà ètè, ìdajì lára àwọn akẹ́kọ̀ọ́ tó wá síbi ìdánilẹ́kọ̀ọ́ náà lo ọ̀dà ètè aláwọ̀. Ìdá kan nínú mẹ́rin àwọn akẹ́kọ̀ọ́ tó lo ọ̀dà ètè ni ọ̀dà ètè pupa wà lára wọn. Ìdá márùn-ún ni iye àwọn akẹ́kọ̀ọ́ tó ń lo ọ̀dà ètè aláwọ̀ búlúù fi wé iye àwọn tó ń lo ọ̀dà ètè aláwọ̀ pupa. Bí àwọn akẹ́kọ̀ọ́ tó wà ní iléèwé lọ́jọ́ yẹn bá jẹ́ igba [200], mélòó lára wọn ló lo ètè lẹ́nu tó ní àwọ̀ búlúù? Kọ́kọ́ ronú dáadáa, kó o wá ṣèpinnu: 