Difficult# Maximization of Utility: Substitution Method

MICRO-YWX4ER

Jeffrey's utility depends on his consumption of spherical chocolates ($X$) and cubical toffee ($Y$). His utility function is $U(X,Y)=\sqrt{X}+\sqrt{Y}$. Each spherical chocolate costs $\$3$ and each cubical toffee costs $\$2$.

If his available income is $\$60$, what is his optimal consumption bundle?