2. To what does the name Numbers refer, but what more fitting title did the Jews give to the book?
2 The name Numbers has reference to the numbering of the people that took place first at Mount Sinai and later on the Plains of Moab, as recorded in chapters 1-4 and 26.
... 12. How large is the Israelite encampment at Sinai, and how is the camp organized?
12 Events at Mount Sinai (1:1–10:10).