A fuel tank with a length of 5 decimeters, a width of 3 decimeters, and a height of 1.5 decimeters contains 3 liters of oil. What is the depth of the oil in decimeters?
一个长5分米，宽3分米，高1.5分米的油箱，装有3升油，油深是多少分米？
<gadget id="calculator">5 * 3</gadget>
<output>15</output>

<gadget id="calculator">3 / 15</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>