Bad Brad's BBQ had cash flows for the year as follows ($ in millions):

CASH RECEIVED FROM:
Customers	$ 3,300
Interest on investments	260
Sale of land	180
Sale of common stock	620
Issuance of debt securities	2,400
CASH PAID FOR:
Interest on debt	$ 350
Income tax	100
Debt principal reduction	1,800
Purchase of equipment	4,200
Purchase of inventory	1,150
Dividends on common stock	270
Operating expenses	750

Bad Brad's would report net cash inflows (outflows) from investing activities in the amount of:

1)$(1,620).

2)$(4,020).

3)$180.

4)$(4,200).