In the division formula 120/30=4, if the divisor becomes 5, what should be the dividend to keep the quotient unchanged.
在除法算式120/30=4中，如果除数变成5，要使商不变，被除数应变成多少．
<gadget id="calculator">120 / 6</gadget>
<output>20</output>

<result>20</result>