Tim is building a model of a castle with small wooden cubes. So far, Tim has constructed part of a security wall of the castle, as shown below. Each wooden cube has a side length of ft.

The length has 9 cube so the length is 9/8 or 1  1/8 ft.

the width has 4 cubes, so the width is 4/8 or 1/2 ft.

The height has 11 cubes, so the height is 11/8 or  1  3/8 ft.

So, the volume of the portion of the security wall that Tim has constructed so far is  99/128 cu ft.

Step-by-step explanation: