Inventories (Tables)

6 Months Ended

Apr. 30, 2012

Inventory Disclosure [Abstract]

Schedule of inventories

The components of inventories are as follows:

	As of
	April 30, 2012		October 31, 2011
(in millions)
Finished products	$	1,039	$	873
Work in process	170		174
Raw materials	739		667
Total inventories	$	1,948	$	1,714