You may need to use the appropriate technology to answer this question. Amazing to be sold at a loss of $$0\mathrm{.}015.$

$($a$)$ If sales follow a normal distribution with $=71,900$ and $=6,900$ per day, how many loaves should Amazing bake daily? $($Round your answer to the nearest whole number.$)=4,600$ per day, how many loaves should Amazing bake daily? $($Round your answer to the nearest whole number.$)$