The ratio of the large gear to the small gear is 8:3, the small gear has 24 teeth, how many teeth does the large gear have.
大、小齿轮的比是8：3，小齿轮有24个齿，大齿轮有多少个齿．
<gadget id="calculator">24 / 3</gadget>
<output>8</output>

<gadget id="calculator">8 * 8</gadget>
<output>64</output>

<result>64</result>