Joke Collection Website - Bulletin headlines - The area of slogans and posters accounts for the enclosure area.

The area of slogans and posters accounts for the enclosure area.

Let the upper and lower clearance widths be X㎝,

Let the left and right clearance widths be Y㎝,

According to the meaning of the question, it is:

(2-2y): (16-2x) = 2: 16. ①

(2). Substitution into ②:

(16-2x) 2 = 234

16-2x = 48 √ 1,

8-x = 24 √ 1,

x = 8-24 √ 1, (the other one is discarded).