Based on Force Ghost Yoda's recommendation, what is the best value for Alpha that should be in cell INDIA? $($round to $2$ digits$)$

Based on Force Ghost Yoda's recommendation, what is the best value for Alpha that should be in cell INDIA? $($round to $2$ digits$)$

$0\mathrm{.}10$

$0\mathrm{.}50$

$0\mathrm{.}999999998027$

$0\mathrm{.}90$