i need help answering the questions below

1. Carter Company reported the following financial numbers for one of its divisions for the year; average total assets of $4,270,000; sales of $4,695,000; cost of goods sold of $2,720,000; and operating expenses of $1,542,000. Assume a target income of 8% of average invested assets. Compute residual income for the division:

2. Carter Company reported the following financial numbers for one of its divisions for the year; average total assets of $4,150,000; sales of $4,575,000; cost of goods sold of $2,600,000; and operating expenses of $1,422,000. Compute the division's return on investment:

3.

Two investment centers at Marshman Corporation have the following current-year income and asset data:

	Investment Center A			Investment Center B
Investment center income	$	480,000		$	606,100
Investment center average invested assets	$	2,540,000		$	2,090,000

The return on investment (ROI) for Investment Center B is: