(1/3) of the number A is exactly equal to 30% of the number B. It is known that the number B is 60, so what is the number A?
甲数的(1/3)刚好等于乙数的30%，已知乙数是60，那么甲数是多少？
<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>

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

<gadget id="calculator">(3/10) / (1/3)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">60 * (9/10)</gadget>
<output>54</output>

<result>54</result>