 
<translate> N'ebe ha kwụsịrị, ụmụ akwụkwọ 58 - 28 = 30 banyere n'ụgbọala ahụ tupu ya akwụsị n'ebe ahụ ha kwụsịrị. 40% nke ọnụ ọgụgụ ụmụ akwụkwọ ndị banyere bọs na nkwụsị dị n'etiti bụ 40 / 100 * 30 = 12. N'ihi ya, azịza ya bụ 12. <eng> At the intermediate stop, 58 - 28 = 30 students entered the bus before it stopped at the intersection. 40% of the number of students who entered the bus at the intermediate stop is 40 / 100 * 30 = 12.
Therefore, the answer is 12. 