To buy 5 sets of clothes, the total cost is 600 yuan, 75 yuan for each coat, and how much is each pair of trousers?
买5套服装，一共要600元，上衣每件75元，裤子每条多少元？
<gadget id="calculator">600 / 5</gadget>
<output>120</output>

<gadget id="calculator">120 - 75</gadget>
<output>45</output>

<result>45</result>