A potion is prepared in the laboratory, and the ratio of powder and water is 1:10. How many grams of powder are needed to prepare 1320 grams of liquid medicine?
实验室配置一种药水，药粉和水按1：10的比例配制．若要配制1320克药水，需药粉多少克？
<gadget id="calculator">1 + 10</gadget>
<output>11</output>

<gadget id="calculator">1 / 11</gadget>
<output>1/11 = around 0.090909</output>

<gadget id="calculator">1_320 * (1/11)</gadget>
<output>120</output>

<result>120</result>