What is the comprehensive formula listed according to 30+20=50, 75-50=25, 600/25=24.
根据30+20=50，75-50=25，600/25=24列出的综合算式是多少．
<gadget id="calculator">30 + 20</gadget>
<output>50</output>

<gadget id="calculator">75 - 50</gadget>
<output>25</output>

<gadget id="calculator">600 / 25</gadget>
<output>24</output>

<result>24</result>