A quick march from point B back to point A, walking 144m per minute, takes 25 minutes. If it takes 20 minutes to complete the walk, how many meters do you need to walk per minute?
急行军从乙地回到甲地，每分钟走144m，要走25分钟．如果要20分钟走完，每分钟要走多少米？
<gadget id="calculator">25 / 20</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">144 * (5/4)</gadget>
<output>180</output>

<result>180</result>