 
 <translate> 50 x 2 / 5 = 20 posters are small. And 50 / 2 = 25 posters are medium. So 20 + 25 = 45 posters are not large. Therefore, 50 - 45 = 5 posters are large. The final answer: 5. <ibo> 50 x 2 / 5 = 20 akwụkwọ mmado pere mpe. Na 50 / 2 = 25 akwụkwọ mmado bụ ọkara. Ya mere 20 + 25 = 45 akwụkwọ mmado abụghị nnukwu. Ya mere, 50 - 45 = 5 akwụkwọ mmado buru ibu. Azịza ikpeazụ ya bụ: 5. 