\(\therefore[Y]=\frac{[X]}{\left[Z^{2}\right]}\)
\([Y]=\frac{\left[M^{-1} L^{-2} T^{2} Q^{2}\right]}{\left[M^{2} T^{-2} Q^{-2}\right]}=\left[M^{-3} L^{-2} T^{4} Q^{4}\right]\)
$(i)$ $\mathrm{A}_{1}=24.36, \mathrm{B}_{1}=0.0724, \mathrm{C}_{1}=256.2$
$(ii)$ $\mathrm{A}_{2}=24.44, \mathrm{B}_{2}=16.082, \mathrm{C}_{2}=240.2$
$(iii)$ $\mathrm{A}_{3}=25.2, \mathrm{B}_{3}=19.2812, \mathrm{C}_{3}=236.183$
$(iv)$ $\mathrm{A}_{4}=25, \mathrm{B}_{4}=236.191, \mathrm{C}_{4}=19.5$