The number A is (2/3) of the number B, the number A is 120, what is the number B.
甲数是乙数的(2/3)，甲数是120，乙数是多少．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">120 / (2/3)</gadget>
<output>180</output>

<result>180</result>