Xiao Ming and Xiao Hong walked towards each other from places A and B at the same time, and met on the way 6 minutes later. It takes Xiao Ming 10 minutes to travel from A to B, how many minutes does Xiao Hong need to travel from B to A?
小明和小红两人同时从甲乙两地相对而行，6分钟后在途中相遇．小明从甲地到乙地需10分钟，小红从乙地去甲地需行几分钟？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">(1/6) - (1/10)</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">1 / (1/15)</gadget>
<output>15</output>

<result>15</result>