The mass ratio of chocolate to milk is 2:9, and there is 1.6 kilograms of chocolate, how many kilograms of chocolate milk can be prepared in total?
巧克力与奶的质量比是2：9，其中巧克力有1.6千克，一共能调制多少千克巧克力奶？
<gadget id="calculator">1.6 / 2</gadget>
<output>0.8</output>

<gadget id="calculator">0.8 * 9</gadget>
<output>7.2</output>

<gadget id="calculator">1.6 + 7.2</gadget>
<output>8.8</output>

<result>8.8</result>