 
 <prompt> Camila na-agbanyeghi n'ihu 7 ulo n'ime ndi mmadu. Amanda na-agbanyeghi n'ihu 8 ulo nke Camila, ma Steven na-agbanyeghi n'ihu 15 ulo nke Amanda. Obu Camila chere iji were ihe Steven mere na-eme, onweghị iko nke ọzọ a ga-eme ihe Steven mere? <response>: ```Amanda has gone on 7 hikes x 8 = 56 hikes.
Steven has gone on 56 hikes + 15 hikes = 71 hikes.
Camila needs to go on another 71 hikes - 7 hikes = 64 hikes.
Camila will achieve her goal in 64 hikes / 4 hikes/week = 16 weeks.

Answer is 16.``` 