The original average speed of a train on a certain train line was 160 kilometers per hour. In April this year, the speed of trains in my country was increased for the sixth time. Now the average speed is 25% higher than before. What is the average speed of the train on this trunk line in kilometers per hour?
某火车干线上火车原来的平均速度是每小时160千米，今年4月我国火车第六次提速，现在平均速度比原来提高了25%．现在该干线上火车的平均速度是每小时多少千米？
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">160 * (5/4)</gadget>
<output>200</output>

<result>200</result>