Given that "8*125=1000", how much is "(8/2)*125=".
已知"8*125=1000"，那么"(8/2)*125="多少．
<gadget id="calculator">8 / 2</gadget>
<output>4</output>

<gadget id="calculator">4 * 125</gadget>
<output>500</output>

<result>500</result>