Known: chicken * 4 = duck + goose goose = duck * 2 If: chicken = 3 kilograms, then: goose = how many kilograms.
已知：鸡*4=鸭+鹅鹅=鸭*2如果：鸡=3千克，那么：鹅=多少千克．
<gadget id="calculator">4 / 3</gadget>
<output>4/3 = around 1.333333</output>

<gadget id="calculator">2 * 3 * (4/3)</gadget>
<output>8</output>

<result>8</result>