Requirement 1. Compute the budgeted manufacturing overhead rate for 2020 . Begin by selecting the formula you will use. Then, enter the amounts and calculate the rate. Requirement 2. Compute the under- or overallocated manufacturing overhead of Zaf Radiator in 2020. Begin by selecting the formula you will use. Next, enter the amounts in the formula and compute the under-or overallocated manufacturing overh Data table Machine-hours data and the ending balances (before proration of under- or overallocated overhead) are as follows