Can someone help me with the second question. I already got the answer for qestion1. Please see the attachment.

Consider the following net cash flows: What is the net present value of the stream if the opportunity cost of capital is 10 percent? Column1 Column2 Year Cash Flow Column3 Column4 Rate 10.00% 0 $0 Year 0 CF $0 1 250 Year 1 CF $250 2 350 Year 2 CF $350.00 3 450 Year 3 CF $450.00 4 550 Year 4 CF $550.00 5 650 Year 5 CF $650.00 NPV $1,633.88 Q2. dd an outflow (or cost) of $1,000 at year 0. now what is the net present value