A cuboid fuel tank is 1 meter long and 8 decimeters wide, and can hold 1000 liters of fuel. What is the height of the fuel tank?
一个长方体油箱，长1米，宽8分米，能装油1000升，那么这个油箱的高是多少米？
<gadget id="calculator">1_000 / 1_000</gadget>
<output>1</output>

<gadget id="calculator">8 / 10</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">1 * (4/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">1_000 / 1_000 / (4/5)</gadget>
<output>5/4 = around 1.25</output>

<result>5/4 = around 1.25</result>