Answer:
B. 150% and $3
Explanation:
Department A
= Manufacturing overhead × 100 / Direct labor cost
= $90,000 × 100 / $60,000
= 150%
Department B
= Manufacturing overhead / Machine hour
= $45,000 / 15,000
= $3 per machine hour
Hence, the predetermined overhead rate used in Department A = 150% , Department B = $3