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 rearr
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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 rearr
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 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 rearr
9+99*2+3x=555,x=116,therefore total pages = 9+99+116=224 pages.