Cartwright Construction operates a normal job$-$order costing system and applies overhead costs to jobs on the basis of direct materials used in production. Its predetermined overhead rate was based on a cost formula that estimated $$1,200,000$ of manufacturing overhead for an estimated allocation base of $$750,000$ direct material dollars to be used in production $($i$.$e$.,$ the cost driver is direct materials$).$ The company is preparing their financial statements and has provided the following data for the most recent completed year:

Find the pre determined overhead rate.

Find the Cost of goods manufactured.

Find the amount of overhead that is over or under applied