If an experiment four quantities a, b, c and d are measured with percentage error 1%, 2%, 3% and 4% respectively. Quantity P is calculated as follows P $ = {{{a^3}{b^2}} \over {cd}}$ % error in P is

Question

If an experiment four quantities a, b, c and d are measured with percentage error 1%, 2%, 3% and 4% respectively.

Quantity P is calculated as follows P $ = {{{a^3}{b^2}} \over {cd}}$ % error in P is