(1/2) of A number is equal to (1/3) of B number, A number is equal to 40, B number = how much.
甲数的(1/2)和乙数的(1/3)相等，甲数等于40，乙数=多少．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/2) / (1/3)</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">40 * (3/2)</gadget>
<output>60</output>

<result>60</result>