Lin Lin is going to travel with her mother on May Day. Mom bought a bus ticket for 120 yuan, and Lin Lin bought half the ticket. How much will they have to pay for the round trip?
林林准备"五一"跟妈妈到外地旅游，妈妈买了一张汽车票是120元，林林买半票，她们来回一共要付多少元车费？
<gadget id="calculator">120 / 2</gadget>
<output>60</output>

<gadget id="calculator">120 + 60</gadget>
<output>180</output>

<gadget id="calculator">180 * 2</gadget>
<output>360</output>

<result>360</result>