Two ants, A and B, climb up a tree in a straight line from the ground at the same time. When A climbs (1/8) the height of the tree, B climbs exactly 1 meter. When B climbs (4/5) the height of the tree ), A just climbed to the top of the tree. How tall is this tree?
甲、乙两只蚂蚁，同时从地面沿着直线爬上一棵树，甲爬了树高的(1/8)时，乙正好爬了1米，当乙爬了树高的(4/5)时，甲刚好爬到树的顶点．这棵树高几米？
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

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

<gadget id="calculator">(1/8) / (5/4)</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 / (1/10)</gadget>
<output>10</output>

<result>10</result>