The given expression is:
[tex]\frac{y}{3}+7z^2[/tex]
To evaluate we need to replace y by 54 and z by 5 and solve as follows:
[tex]\begin{gathered} =\frac{54}{3}+7\cdot(5)^2 \\ =18+7\cdot25 \\ =18+175 \\ =193 \end{gathered}[/tex]
Thus, the answer is 193.
