The following information is available from Gray Co.'s accounting records for the year ended December 31, 2016 (amounts in millions):

Cash dividends declared and paid	$	525
Retirement of bonds payable at maturity		300
Interest and taxes paid		220
Proceeds of common stock issued		825
Proceeds from the sale of land		250
Collections from customers		4,720
Cash paid to suppliers and employees		2,700
Purchase of buildings and equipment		?

b. The increase in cash for the year was $400 million. Calculate the amount of cash used to purchase buildings and equipment. Your answer to part a should be considered in your calculation. (Hint Set up a model of the statement of cash flows to determine the net cash provided fused] by operating and investing activities, and then solve for the missing amounts.) (Enter your answer in millions i.e., 5,000,000 should be entered as 5)) to purchase buildings and million