The number of A is 30, if the number of A is equal to (5/4) of the number of B, then what is the number of B
甲数是30，如果甲数的等于乙数的(5/4)，那么乙数是多少
<gadget id="calculator">5 / 4</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">30 / (5/4)</gadget>
<output>24</output>

<result>24</result>