 
 <prompt> Gidan Ma'aikatan Jihar New York ta sami 200 kujeran haske don inganta su a kwangilin su. Amma ba su da kwanan kwangila don amfani da kujeran haske daga jihar ba. Bayanin cewa akwai kwanan kwangila 15 a New York da kuma kowane kujera zai samu 12 kujeran haske saboda shugaban kasa, me yasa zai kasance kujeran haske da ba'a amfani ba? <response>: ```Duk yadda za'a iya amfani da lambar streetlights daga 15 kwadago * 12 streetlights/kwadago = 180 streetlights
Za'a iya samun 200 streetlights - 180 streetlights = 20 streetlights da za'a ba da amfani.

Sami za'a sami 20.``` 