 
 <prompt> Kowace shekara, adadin swan a cikin tashi na Rita ya duba. A yanzu, akwai 15 swan a cikin tashi. Me shekaru za su kasance a shekara goma? <response>: ```Idan akwai 15 kware a kogin, a ranar biyu akwai 15 * 2 = 30 kware.
A ranar biyu ta kuma, rashin kware a kogin zai buga zuwa 2 * 30 = 60 kware
A ranar biyu ta kuma, rashin kware a kogin zai buga zuwa 2 * 60 = 120 kware
Idan bayan shekara 6 akwai 120 kware a kogin, a ranar takwas zai buga zuwa 2 * 120 = 240 kware
A ranar biyu ta kuma, wanda shi ne 10 na shekara, zai buga zuwa 2 * 240 = 480 kware a kogin

Wani tambaya shi ne 480.``` 