Answer:
$12,175,000 dollars available.
Explanation:
In order to calculate this, you just have to keep in mind that they have $13,000,000 in their accounts, so they had purchase orders, for 480,000, but only 350,000 from those were actually paid, so we withdraw that and the wages from the 13 million, and then as appropiration increased $100,000 we add it up to the account in the banks, we are left with $12,175,000 dollars in the bank.