Cornwall Company has two divisions, a & b. Information for each division is as follows..

Net earnings for division a: 40000 b: 260000

Asset base for division a: 100000 b: 1200000

Target rate of return a: 15% b. 18%

Margin a: 10% b: 20%

Weighted Avg. Cost of Capital a: 12% b: 12%

1. What is the operating asset turnover for division a?

2. What is the residual income for division a?

3. What is EVA for division a?

4. What is EVA for division b?