The length of the school playground is 25 cm long and the width is 14 cm measured on the campus plan with a scale of 1:500. Find the actual area of the playground.
在比例尺为1：500的校园平面图上量得学校操场的长为25厘米，宽为14厘米，求操场的实际面积．
<gadget id="calculator">1 / 500</gadget>
<output>1/500 = around 0.002</output>

<gadget id="calculator">25 / (1/500) / 100</gadget>
<output>125</output>

<gadget id="calculator">14 / (1/500) / 100</gadget>
<output>70</output>

<gadget id="calculator">125 * 70</gadget>
<output>8_750</output>

<result>8_750</result>