The flour in the store is 2.67 yuan per kilogram, and the rice is 2.33 yuan per kilogram. The canteen buys 36 kilograms of flour and rice. How much should I pay?
商店里面粉每千克2.67元，大米每千克2.33元，食堂买来面粉和大米各36千克，应付多少元？
<gadget id="calculator">2.67 + 2.33</gadget>
<output>5</output>

<gadget id="calculator">5 * 36</gadget>
<output>180</output>

<result>180</result>