For the fiscal year ending 30 june 202, a municipal fire department gets an appropriate of $1,000,000. during the fiscal year, the following transactions occurred:

(1) purchase orders were issued in the amount of $400,000

(2) of those issued, the original price of purchase orders filled was $325,000

(3) the related invoice amount of the filled purchase orders totaled $335,000

(4) invoices were paid in the amount of $300,000

(5) salaries earned and paid in the amount of $350,000

find out the unrestricted fund balance available for the fire department as of year-end.