Analyzing Segment Disclosures Raytheon Company disclosed the following data related to segment sales and operating profits for fiscal 2018.

	Total Net Sales			Operating Income
$ millions	2018	2017	2016	2018	2017	2016
Integrated defense systems	$5,562	$5,224	$4,976	$921	$842	$874
Intelligence, information and services	6,722	5,559	5,552	484	410	420
Missile systems	8,298	7,008	6,386	973	1,010	921
Space and airborne systems	6,073	5,787	5,564	796	776	727
Forcepoint	571	547	527	5	30	81
Eliminations	(1,363)	(1,281)	(1,225)
Total net sales	$25,863	$22,844	$21,780

The company also reported the following on its balance sheet.

$ millions	2018	2017
Receivables*	$1,483	$1,192

* (net of allowance for doubtful accounts of $12 and $8)

Required a. Which segment is largest in 2018? b. Calculate the operating profit margin for each segment and determine which segment is most profitable in 2018 by this measure. Note: Round percentage to one decimal place (for example, enter 6.7% for 6.6555%).

	Operating
	Profit Margin
Integrated Defense Systems	Answer
Intelligence, Information and Services	Answer
Missile Systems	Answer
Space and Airborne Systems	Answer
Forcepoint	Answer

c. Which segments sales grew the most in 2018? How does this compare to 2017 sales growth? Note: Round percentage to one decimal place (for example, enter 6.7% for 6.6555%).

		2018 Growth %	2017 Growth %
Segment with the most growth in 2018:		Answer	Answer

d. Calculate the companys accounts receivable turnover and its days sales outstanding (DSO) for 2018. Note: Round amount (your final answer) to one decimal place (for example, enter 6.8 for 6.77555).

AR turnover	Answer
DSO	Answer