2 sheep can be exchanged for 6 rabbits, and 6 sheep can be exchanged for 3 camels. How many rabbits can be exchanged for 4 camels?
2只羊可以换6只兔子，6只羊可以换3头胳驼．4头骆驼可以换多少只兔子．
<gadget id="calculator">6 / 3</gadget>
<output>2</output>

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

<gadget id="calculator">2 * 3 * 4</gadget>
<output>24</output>

<result>24</result>