Botox Facial Care had earnings after taxes of $$370,000$ in $20$X$1$ with $200,000$ shares of stock outstanding. The stock price was $$31\mathrm{.}50.$ In $20$X$2,$ earnings after taxes increased to $$436,000$ with the same $200,000$ shares outstanding. The stock price was $$42\mathrm{.}00.$

Compute earnings per share and the P$/$E ratio for $20$X$1.$ The P$/$E ratio equals the stock price divided by earnings per share.

Note: Do not round intermediate calculations. Round your final answers to $2$ decimal places.

Compute earnings per share and the P$/$E ratio for $20$X$2.$

Note: Do not round intermediate calculations. Round your final answers to $2$ decimal places.

Why did the P$/$E ratio change?

Note: Do not round intermediate calculations. Input your answers as percents rounded to $2$ decimal places.