A rectangular painting altar has an area of (7/20) square meters. Its length is (2/3) meters, how many meters is its width?
一块长方形画坛，面积是(7/20)平方米．它的长是(2/3)米，宽是多少米？
<gadget id="calculator">7 / 20</gadget>
<output>7/20 = around 0.35</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(7/20) / (2/3)</gadget>
<output>21/40 = around 0.525</output>

<result>21/40 = around 0.525</result>