A wooden stake is inserted vertically into the river. The part of the wooden post inserted into the mud is equivalent to 12.5% of the total length of the wooden post. The part above the water is 1 meter, and the part in the mud is more (1/10) meter than the part in the water. How long is this stake in meters?
有一根木桩垂直插入河中，木桩插入泥中的部分相当于木桩全长的12.5%，露出水面的部分是1米，泥中部分比水中部分多(1/10)米．这根木桩全长多少米？
<result>8.8</result>