$9.$ In a hydrocracking process, $70,000$ barrels of heavy oil with an average molecular weight of $300$ are converted into lighter products with an average molecular weight of $100.$ What is the total volume of lighter products produced, assuming a density of $0\mathrm{.}8$ g$/$cm$?$

$10.$ If a reforming unit processes $80,000$ barrels of naphtha with an average octane number of $70$ and upgrades it to high$-$octane gasoline with an octane number of $95,$ what is the total volume of high$-$octane gasoline produced, assuming a density of $0\mathrm{.}75$ g$/$cm$?$