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AMO · 2027 · Grades 2-3 · Self-study SET 26 Question 2

AMO

Question 2

From a book with pages numbered 1 to 300, all pages whose numbers contain the digit 2 are removed. How many pages remain?

Use the source counting model: remove individual numbered pages; do not additionally remove the page printed on the reverse side of a physical sheet.

Question illustration

Choose one option.
  1. 200
  2. 180
  3. 171
  4. 162
  5. 160