 
 <prompt> Cooper ya yi wani ɗakin tsauni a karkashin kofar daban-daban na gidan shi. Kowace falon ɗin ɗakin shi ya kasance 20 daɗi, 5 daɗi, da kuma 2 daɗi. Me ya faru idan Cooper ya buɗe ɗakin shi? <response>: ```Kowace falon ya kamata ya samu 5 fili * 20 fashin fili = 100 fashin.
Sannan kowace falon yana da kallo na 2 fashin, ya kamata ya samu 100 fashin * 2 = 200 fashin don kowace falon.
Idan an samu falon uku, zai buƙaci 200 * 4 = 800 fashin.

Javaba na farko: 800.``` 