Eckels Wares is a division of a major corporation. the following data are for the latest years of operations:

sales / $24,900,000

net operating income / $1,319,700

average operating assets / $6,000,000

the companys minimum required rate of return / 12%

a. what is the division's margin?

b. what is the division's turnovers?

c. what is the division's return on investment (ROI)?

d.what is the division's residual income?