 
 <prompt> Bidiyo daya na pants ya buɗe 8.5 feti na ɗanɗan. Nguyen ya buɗe 7 pairs na pants don harshe. Ya samu 3.5 yards na ɗanɗan. Me ya faru ne feti na ɗanɗan da Nguyen ya buɗe don pants? <response>: ```Pants = 8.5 * 7 = 59.5 feet
3.5 yards = 10.5 feet
59.5 - 10.5 = 49
Nguyen still needs 49 feet of fabric.

The final answer: 49.``` 