A school provides students with bread, eggs and milk for breakfast according to the ratio of 3:1:2 to ensure the nutrition of students. Zhang Ming ate about 300 grams of breakfast at school on Monday. How many grams of milk did he eat?
某学校早餐按3：1：2比例为学生配备面包、鸡蛋和牛奶，以保证学生的营养．张明同学星期一在学校吃了大约300克的早餐，他大约吃牛奶多少克？
<gadget id="calculator">3 + 1 + 2</gadget>
<output>6</output>

<gadget id="calculator">2 / 6</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">300 * (1/3)</gadget>
<output>100</output>

<result>100</result>