A rectangular parallelepiped glass tank is 4 decimeters long, 3 decimeters wide, and 5 decimeters high. After pouring water into it, measure the depth of the water to be 3.5 decimeters. How many liters of water is poured into it?
一个长方体的玻璃缸，长4分米，宽3分米，高5分米，倒入水后量得水深3.5分米，倒入的水有多少升．
<gadget id="calculator">4 * 3 * 3.5</gadget>
<output>42</output>

<result>42</result>