The total weight of 3 chickens and 5 rabbits is 18kg, and the total weight of 6 chickens and 8 rabbits is 33kg. What is the weight of each rabbit?
3只鸡和5只兔共重18kg，6只鸡和8只兔共重33kg，每只兔重多少kg．
<gadget id="calculator">18 * 2</gadget>
<output>36</output>

<gadget id="calculator">36 - 33</gadget>
<output>3</output>

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<result>3/2 = around 1.5</result>