英语 in numbering the pages of book,555 digits were used .how many pages were there?
第2题 the symmetrical geek cross has a square piece,the exact size of one of its arms,cut out.can you cut the remains of the cross into four pieces and then rearrange the pieces to form a square?
英语 in numbering the pages of book,555 digits were used .how
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解决时间 2021-04-12 20:58
- 提问者网友：临风不自傲
- 2021-04-12 07:11
最佳答案
- 五星知识达人网友：迷人又混蛋
- 2021-04-12 07:56
9+99*2+3x=555,x=116,therefore total pages = 9+99+116=224 pages.
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