In a division formula, if the dividend is enlarged by 5 times and the divisor is reduced by 10 times, how many times will their business be enlarged?
在一个除法算式里，被除数扩大5倍，除数缩小10倍，那么他们的商会扩大多少倍
<gadget id="calculator">5 * 10</gadget>
<output>50</output>

<result>50</result>