Answer:
4,224 in^3
Explanation:
First, we find the volume of the whole rectangular prism:
24*12*18 = 5,184 in^3
Second, we find the volume of the open space:
10*12*8 = 960 in^3
Lastly, we subtract the volume of the open space from the volume of the full rectangular prism:
5,184 - 960 = 4,224 in^3