I use a tape measure to measure the circumference of the round table top is 4.71m, what is the diameter of this round table top?
我用卷尺量得圆桌面的周长是4.71m，这个圆桌面的直径是多少？
<gadget id="calculator">4.71 / 3.14</gadget>
<output>1.5</output>

<result>1.5</result>