Division A sells soybean paste internally to Division B, which, in turn, produces soybean burgers that sell for $5 per pound. Division A incurs costs of $0.80 per pound and Division B incurs additional costs of $3 per pound. What is Division A's operating income per pound, assuming the transfer price of the soybean paste is set at $1.25 per pound?

$0.45 $0.875 $1.25 $1.625