A jacket is 85 yuan, and a pair of trousers is 45 yuan. How much will it cost to buy 12 sets of these clothes?
一件上衣85元，一条裤子45元，买12套这样的衣服，一共要花多少钱？
<gadget id="calculator">85 + 45</gadget>
<output>130</output>

<gadget id="calculator">130 * 12</gadget>
<output>1_560</output>

<result>1_560</result>