A cuboid-shaped mailbox is 9 decimeters long, 5 decimeters wide, and 4 decimeters high. The height of the oil measured is 3.5 decimeters. How many liters of oil is stored in it?
一个长方体形状的邮箱长9分米，宽5分米，高4分米，量得油的高度是3.5分米．求里面贮油多少升？
<gadget id="calculator">9 * 5 * 3.5</gadget>
<output>157.5</output>

<result>157.5</result>