Target has two brands of security monitors on sale:Blink and Ring.A blink security monitor requires 3 cubic feet of storage space, and a ring security monitor requires 2 cubic feet of space; a maximum of 500 cubic feet storage space is available. A blink security monitor takes 2 labor hours of installation, and a ring security monitor takes 3 labor hours of installation; a maximum of 500 labor hours is covered by target. If the profit from selling each of these security monitors is $8 v.s $10, how many of each security monitor should be sold to maximize targets profit, and what is the maximum profit