What is the product of the quotient of 250 divided by 50 times the difference between 29 and 11?
250除以50的商乘29与11的差，积是多少？
<gadget id="calculator">250 / 50</gadget>
<output>5</output>

<gadget id="calculator">29 - 11</gadget>
<output>18</output>

<gadget id="calculator">5 * 18</gadget>
<output>90</output>

<result>90</result>