A rectangular parallelepiped glass jar measures 5 decimeters in length, 3 decimeters in width and 6 decimeters in height. After pouring 45 liters of water, how deep is the water in the glass jar?
一个长方体的玻璃缸，从里面量得长是5分米，宽是3分米，高是6分米，倒入45升的水后，玻璃缸内的水有多深？
<gadget id="calculator">5 * 3</gadget>
<output>15</output>

<gadget id="calculator">45 / 15</gadget>
<output>3</output>

<result>3</result>