clothing store bought 21 sets of clothes, each jacket was 115 yuan, and each pair of trousers was 85 yuan. How much will it cost in total?
服装店买来21套衣服，每件上衣115元，每条裤子85元．一共要花多少钱？
<gadget id="calculator">115 + 85</gadget>
<output>200</output>

<gadget id="calculator">200 * 21</gadget>
<output>4_200</output>

<result>4_200</result>