The price of two at the first store is $19 + 0.50*$19 = $28.50
The price of the two at the second store is 2*(0.8*$24.99) = 2*$19.99 = $39.98
The choice is clear. The first store offers a better deal, even if you only want one item.
The choice is clear. The first store offers a better deal, even if you only want one item.