For the ratio of 6:5, if the former term is increased by 24, how much should the latter term be increased to keep the ratio constant.
6：5这个比，如果前项增加24，要使比值不变，后项要增加多少．
<gadget id="calculator">5 * 5</gadget>
<output>25</output>

<gadget id="calculator">25 - 5</gadget>
<output>20</output>

<result>20</result>