Q$4(5$ Marks$)$: Harris Fabrics computes its plantwide predetermined overhead rate annually on the basis of direct labor$-$hours. At the beginning of the year, it estimated that $20,000$ direct labor$-$hours would be required for the period's estimated level of production. The company also estimated $$100,000$ of fixed manufacturing overhead cost for the coming period and variable manufacturing overhead of $$2\mathrm{.}00$ per direct labor$-$hour. Harris's actual manufacturing overhead cost for the year was $$135\mathrm{.}000$ and its actual total direct labor was $20,500$ hours.

Required: Compute the company's plantwide predetermined overhead rate for the year.