Convert the accompanying database to an Excel table to find:

a$.$ The total cost of all orders.

b$.$ The total quantity of airframe fasteners purchased.

c$.$ The total cost of all orders placed with Manley Valve.

Click the icon to view the database.

a$.$ The total cost of all orders is $ $$

Database

$\backslash$table$[[$Supplier$,$Item Description,Item Cost,Quantity,Cost per order$],[$Hulkey Fasteners,Airframe fasteners,$$4\mathrm{.}25,19,500,$$$82,875\mathrm{.}00$