If a number multiplied by 4 is 120, what is the product of this number multiplied by 60?
如果一个数乘4得120，这个数乘60所得的积是多少．
<gadget id="calculator">120 / 4</gadget>
<output>30</output>

<gadget id="calculator">30 * 60</gadget>
<output>1_800</output>

<result>1_800</result>