The distance between Xiaofang’s home and the Science and Technology Museum is 24 kilometers. Xiaofang takes a taxi from home to the Science and Technology Museum. The starting price is 5 yuan, and 1.2 yuan per kilometer after 2 kilometers. How much does Xiaofang need to pay at least?
小芳家与科技馆相距24千米，小芳从家打车去科技馆，起步价5元，2千米以后每千米1.2元，小芳至少需要付多少元？
<gadget id="calculator">24 - 2</gadget>
<output>22</output>

<gadget id="calculator">22 * 1.2</gadget>
<output>26.4</output>

<gadget id="calculator">26.4 + 5</gadget>
<output>31.4</output>

<result>31.4</result>