The following figure shows the annual domestic demand and supply for $64-GB$ flash drives. Use this graph to answer the following questions.

U$.$S$.$ Market for $64-$GB Flash Drives S

If the worldwide price of $64-$GB flash drives is $$10,$ imports would be $$ of total sales in the U$.$S$.$

If the government imposes a $$5\mathrm{.}00$ tariff on all imported flash drives, imports would then be $$ of total sales in the