Learning World, Inc. has two divisions: Test Preparation and Language Arts. Results (in millions) for the past three years are partially displayed here:

REQUIRED
1. Complete the table by filling in the blanks.
2. Use the DuPont method of profitability analysis to explain changes in the operating- income-to-total-assets ratios over the 2011 through 2013 period for each division and for Learning World as a whole. Comment on the results.

Ele Edk ew Insert Format Iools Data Wndow Help Operating Operating Income OperatingIncomel Operating Operating Total Operating Revenu Total IncomeRevenue Assets Revenue Total AssetsAssets 2Test Preparation Division 2011 2012 2013 $ 680 7,960 S1,920 840 1,160 10% 11% 4 42% 6 Language Arts Department 2011 2012 2013 Learning World Inc. 2011 2012 2013 $ 620 2,360 $1,280 2,340 S1,300 $10,320 $3,200 3,000 | 1,800| 22% 25% 10 12 13