The following information is available for Cook Corporation:

Cash receipts from operating activities	$980M
Cash payments from operating activities	$240M
Net cash used by investing	$210M
Net cash provided by financing	$750M
Net increase in cash and equivalence	?
Cash and equivalence at start of the year	$550M
Cash and equivalence at year end	?

What is the cash and equivalent amount at year end?

a.) $1 Billion 290 Million

b.) $730 Million

c.) $1 Billion 830 Million

d.) $2 Billion 270 Million