Question
In which numbers does the digit '1' has the smallest value.Give the answer in letter. (Eg a)
  1. 3513
  2. 7531
  3. 3105
  4. 1573

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. 3513
  2. 7531
  3. 3105
  4. 1573