 
 <translate> The gas cost 8 * 3.5 = $28. The mileage expenses cost 320 * .5 = $160. So in total he paid 150 + 28 + 160 = $338. So, the answer is 338. <ibo> Ọnụ ego gas ahụ bụ 8 * 3.5 = $28. Ụgwọ ndị a na-akwụ n'ihi ịgba kilomita bụ 320 *.5 = $160. Ya mere, n'ozuzu, ọ kwụrụ 150 + 28 + 160 = $338. Ya mere, azịza ya bụ 338. 