Use a different color background for alternate rows to give a table a banded effect.
Select the table.
Click Inspector in the toolbar and then click the Table button.
In the Table inspector, click Table.
Select Alternating Row Color at the bottom of the Table inspector.
Click the adjacent color well to open the Colors window, and then choose a color for the alternate rows. See The Colors Window for instructions.
To change the fill attributes of the other rows, use the Cell Background options in the Table inspector. See Filling Table Cells with Color or Images for instructions.