(2/5) of the number A is equal to (1/3) of the number B. Given that the number A is 55, what is the number B?
甲数的(2/5)等于乙数的(1/3)，已知甲数是55，乙数是多少．
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

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

<gadget id="calculator">(2/5) / (1/3)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">55 * (6/5)</gadget>
<output>66</output>

<result>66</result>