Over a year, an independent business owner in Oshawa paid HST on

the following expenses:

$$4,000$ on utilities,

$$55,000$ on supplies,

$$2,000$ on parking fees and

$$3,300$ on miscellaneous expenses

Over the same period, he charged his customers HST on billings that totaled

$$75,000$ for Type$-$A services and $$65,650$ for Type$-$B services. How much HST must

the business remit to the Canadian Revenue Agency $($CRA$)$ for this one year

period?