A cylindrical oil barrel is filled with half a barrel of oil, and the oil in the barrel is poured out (3/5), and there are 16 liters of oil left. It is known that the bottom area of the oil barrel is 10 square decimeters. How many decimeters is the height of this oil barrel?
一个圆柱体的油桶装了半桶油，把桶里的油倒出(3/5)，还剩16升油，已知油桶的底面积是10平方分米．这个油桶的高是多少分米？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">16 / (3/5)</gadget>
<output>80/3 = around 26.666667</output>

<gadget id="calculator">2 / 10</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(80/3) * (1/5)</gadget>
<output>16/3 = around 5.333333</output>

<result>16/3 = around 5.333333</result>