Respuesta :

Volume = Length x Width x Height

[tex]\text {Volume = } 6 \dfrac{3}{4} \times 4 \times 18[/tex]

[tex]\text {Volume = } \dfrac{27}{4} \times \dfrac{4}{1} \times \dfrac{18}{1} [/tex]

[tex]\text {Volume = } 486 \ ft^3[/tex]