The playground of our school is a rectangle, 100 meters long and 60 meters wide. If it is drawn on the drawing with a ratio of 1:2000, how long should it be?
我校运动场是一个长方形，长100米，宽60米．若用1：2000的比例把它画在图纸上，长应画多少
<gadget id="calculator">1 / 2_000</gadget>
<output>1/2_000 = around 0.0005</output>

<gadget id="calculator">100 * 100 * (1/2_000)</gadget>
<output>5</output>

<result>5</result>