An operation has a scrap rate of $5\%.$ As a result, $95$ sellable pieces per hour are produced.

a$.$ How many pieces per hour are produced, including scrap? $($Enter your answer as a whole number.$)$

pieces

b$.$ What is the potential increase in labor productivity that could be achieved by eliminating the scrap? $($Enter your answer as a percentage rounded to one decimal.$)$

The potential increase in labor productivity

$\%$