 
 <translate> Give the step-by-step reasoning process and then the final answer. John decides to buy a month's supply of dog treats. He gives his dog 2 treats a day and they cost $.1 each. How much does he spend on the treats if the month is 30 days long? <hau> Bayyana tsarin tunani mataki-mataki sannan kuma amsar karshe. John ya yanke shawarar sayen wata daya na kare kare. Yana bai wa karensa abinci 2 a rana kuma kowannensu yana biyan dala 1. Yaya yawan kuɗin da yake kashewa a kan abubuwan sha'awa idan wata yana da kwanaki 30? 