A company has an open pit operation, the cash flow table is below. There are two positive roots for ROR for this project. find an appropriate ROR to use if the company borrows money at 7% and invests money at 15%. If the company uses a MARR of 10%, should this project be funded?(( (drow CFD and provide a statement)))

EOY	(in millions of$)
0	-4
1	1
2	2
3	3
4	3
5	2
6	1
7	-9