 
 <prompt> John na-achọ na ọgwụ 400 feet. Ọ bụrụ na ọ bụrụ na ọ bụ ịgba 10 feet n'ọkụ ọkụ na ụmụaka n'ime 5 minutes. Kedu ihe ọ bụla a bụ ya a ga-eme? <response>: ```O gaa n'ihu 10*5=50 ojiji.
N'ihi na ya nọ n'ihu 400-50=350 ojiji.

Nke a bụ 350.``` 