A belongs to B (5/8), A's number is 15, what is B's number?
甲是乙的(5/8)，甲数是15，乙数是多少？
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">15 / (5/8)</gadget>
<output>24</output>

<result>24</result>