Xiao Gang rode a bicycle from home to school for 15 minutes at a rate of 160 meters per minute. It took him 12 minutes to return home. What is the speed at which he returned home?
小刚骑自行车从家出发到学校，骑了15分钟，每分钟骑160米，回家时他共用了12分钟，返回家的速度是多少？
<gadget id="calculator">15 / 12</gadget>
<output>5/4 = around 1.25</output>

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

<result>200</result>