1)
For what should they give money to Ezra?
1.
Rashi (21): It is to buy Korbanos. The wheat, oil, salt and wine are for Menachos and Nesachim.
2)
What are "Batin"?
1.
Ibn Ezra: Bas is a measure. Metzudas Tziyon - it is a measure of liquids - three Sa'im.
3)
Why does it say "Di Li Chesav"?
1.
Rashi: No measure was given for salt. They will give as much as is needed.
