Real Estate The following table shows the cost of $1,000$ square feet of luxury real estate in three cities together with the quantity your development company intends to purchase in each city.

$\backslash$table$[[,$City $1,$City $2,$City $3],[$Cost $($$ million$),3\mathrm{.}3,2\mathrm{.}7,0\mathrm{.}55],[\backslash$table$[[$Quantity Purchased$],[($thousands of square$],[$feet$)]],10,20,10]]$

Use matrix multiplication to estimate the total cost $($in millions$)$ of the purchase.

$ $$ million