The gear ratio of the large and small gears is 4:3, the large gear has 32 teeth, how many teeth does the small gear have.
大小两个齿轮的齿数比是4：3，大齿轮有32个齿，小齿轮有多少个齿．
<gadget id="calculator">32 / 4</gadget>
<output>8</output>

<gadget id="calculator">8 * 3</gadget>
<output>24</output>

<result>24</result>