 
 <prompt> Ralph shi ne jari a kan kungiyar kwallon kafa. Akwai wasu mutane biyu da suka tashi a kan kungiyar da suka gudu 3 km don kammala fasalin su a cikin wata kwallon kafa. Ralph ya gudu goma biyu da yawa a kan kungiyar don kammala fasalin sa a cikin wata kwallon kafa. Yaya fasali ne kwallon kafa? <response>: ```Ana ɗaya-daya suna 3 km, kuma 4 mutanen kungiyar suka tashi 3 km, don haka 4 x 3 = 12 km.
Ralph ya tashi goma da abin da kowane mutum ya tashi, kuma saboda cewa mutanen kungiyar suna 3 km kowane, Ralph ya tashi 2 x 3 km = 6 km.
Tsawon gari shine 6 km da Ralph ya tashi + 12 km da sauran mutanen kungiyar suka tashi = 18 km.

Javobin zai kasance 18.``` 