The area of the classroom is 48 square meters. If the length is 8 meters, then on the 1:200 floor plan, how many centimeters should the width of the classroom be?
教室的面积是48平方米，如果长是8米，那么在1﹕200的平面图上，这间教室的图上的宽应该是多少厘米．
<gadget id="calculator">48 / 8</gadget>
<output>6</output>

<gadget id="calculator">1 / 200</gadget>
<output>1/200 = around 0.005</output>

<gadget id="calculator">6 * 100 * (1/200)</gadget>
<output>3</output>

<result>3</result>