Solve the equation: ((x)/2)+((x)/6)+((x)/12)+((x)/20)+((x)/30)=30.
解方程：((x)/2)+((x)/6)+((x)/12)+((x)/20)+((x)/30)=30．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 / 12</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">1 / 20</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">1 / 30</gadget>
<output>1/30 = around 0.033333</output>

<gadget id="calculator">(1/2) + (1/6) + (1/12) + (1/20) + (1/30)</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">30 / (5/6)</gadget>
<output>36</output>

<result>36</result>