 
<translate> Ajụjụ: Iji kwadebe maka ịrị ugwu ya, Arvin chọrọ ịgba ọsọ ngụkọta nke kilomita 20 n'izu. N'ụbọchị mbụ, ọ gbara kilomita abụọ. N'ụbọchị nke ọ bụla, ọ na-eji otu kilomita na-agba ọsọ karịa otú o mere n'ụbọchị nke bu ya ụzọ. Ọ bụrụ na ọ na-agba ọsọ ụbọchị ise n'izu, kilomita ole ka ọ gbara n'ụbọchị nke ise? A:6 <eng> Q:In preparation for his mountain climbing, Arvin wants to run a total of 20 kilometers in a week. On the first day, he ran 2 kilometers. On each subsequent day, he increased his running distance by 1 kilometer over the previous day. If he runs for 5 days a week, how many kilometers did he run on the 5th day?
A:6 