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'Newspaper Sheets' printed from https://nrich.maths.org/
Answer: 17
Counting back to page 1
68 pages
68$\div$4 = 17 sheets
Summing the page numbers
Moving away from the middle of the newspaper:
...etc...
8 + 61 = 69 7 + 62 = 69 6 + 63 = 69 1 +
68 = 69
68 pages
68$\div$4 = 17 sheets