A rectangular vegetable field has an area of 63 square meters and a length of 8.4 meters. How many meters is it wide?
一块长方形菜地，面积是63平方米，长是8.4米．它的宽是多少米？
<gadget id="calculator">63 / 8.4</gadget>
<output>7.5</output>

<result>7.5</result>