The water pump factory produced 500 water pumps in February, and the production in March exceeded that of February by 20%. How many water pumps were produced in March?
水泵厂二月份生产500台水泵，三月份比二月份超产20%，三月份生产多少台水泵？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">500 * (6/5)</gadget>
<output>600</output>

<result>600</result>