There are 9 tons of flour in the cafeteria, and the tonnage of flour is 1/2 that of rice. How many tons of flour and rice are there in the cafeteria?
食堂有面粉9吨，面粉的吨数是大米的(1/2)，食堂的面粉和大米共有多少吨？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">9 / (1/2)</gadget>
<output>18</output>

<gadget id="calculator">18 + 9</gadget>
<output>27</output>

<result>27</result>