The length of a cuboid is (2/3)m, the width is (3/4)m, and the volume is (1/5)m**3. How many meters is the height of the cuboid?
一个长方面体的长是(2/3)m，宽是(3/4)m，体积是(1/5)m**3，这个长方体的高是多少米？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(2/3) * (3/4)</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/5) / (1/2)</gadget>
<output>2/5 = around 0.4</output>

<result>2/5 = around 0.4</result>