Question
In which numbers does the digit '1' has the smallest value. Give the answer in letter. (Eg a)
  1. 3105
  2. 1563
  3. 8518
  4. 6531


2 m

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In which numbers does the digit '1' has the smallest value. Give the answer in letter. (Eg a)
  1. 3105
  2. 1563
  3. 8518
  4. 6531