Use 2.4 yuan per kilogram of toffee, 1.8 yuan per kilogram of fruit sugar and 2.7 yuan per kilogram of halva to mix into assorted candies in a ratio of 3:4:2. Q: How much is assorted sugar per kilogram?
用每千克2.4元的奶糖、每千克1.8元的水果糖和每千克2.7元的酥糖按3：4：2的比混合成什锦糖．问：什锦糖每千克多少元？
<gadget id="calculator">3 + 4 + 2</gadget>
<output>9</output>

<gadget id="calculator">3 / 9</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">2.4 * (1/3)</gadget>
<output>0.8</output>

<gadget id="calculator">4 / 9</gadget>
<output>4/9 = around 0.444444</output>

<gadget id="calculator">1.8 * (4/9)</gadget>
<output>0.8</output>

<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>

<gadget id="calculator">2.7 * (2/9)</gadget>
<output>0.6</output>

<gadget id="calculator">0.8 + 0.8 + 0.6</gadget>
<output>2.2</output>

<result>2.2</result>