Warriors Inc. uses a job-order costing system. The following data are for last year: Estimated direct labor hours 15,500 Estimated manufacturing overhead costs $ 38,750 Actual direct labor-hours 12,500 Actual manufacturing overhead costs $ 42,625 Warriors applies overhead using a predetermined rate based on direct labor-hours. What predetermined overhead rate was used last year? Round your answer to the nearest two decimal points. Do NOT include the dollar sign in your answer.