Answer:
a.$5 per direct labor hour
Explanation:
The computation of the predetermined overhead rate is shown below:
Predetermined overhead rate = (Total estimated manufacturing overhead) ÷ (estimated direct labor-hours)
= $100,000 ÷ 20,000 direct labor hours
= $5 per direct labor hour
Simply we divide the total estimated manufacturing overhead by the estimated direct labor hours so that the correct rate can come
All other information which is given is not relevant. Hence, ignored it