We have the following:
The volume of the prism is as follows
[tex]\begin{gathered} V=A_b\cdot h \\ A_b=l\cdot w \end{gathered}[/tex]h = 3, l = 8 and w = 5
replacing:
[tex]\begin{gathered} V=8\cdot5\cdot3 \\ V=120 \end{gathered}[/tex]Therefore the volume is 120 cubic meters