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Thirty or thirty one

Exercise and reference answers

Upper category
Thirty
Lower category
ThirtyOne
Items
  1. Category
    Thirty
    Item
    April
  2. Category
    Thirty
    Item
    June
  3. Category
    Thirty
    Item
    Sept
  4. Category
    Thirty
    Item
    Nov
  5. Category
    ThirtyOne
    Item
    January
  6. Category
    ThirtyOne
    Item
    March
  7. Category
    ThirtyOne
    Item
    May
  8. Category
    ThirtyOne
    Item
    July
Instructions
Send each month to the thirty day track or the thirty one day track.

Explanation

_Source: syllabus Mathematics Class III, Chapter 7, Time Goes On._
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