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Question No 4. X Company uses activity-based costing for Product B and Product D. The total estimated overhead cost for the parts administration activity pool was $550,000 and the expected activity was 2000 -part types. If Product D requires 1200-part types, the amount of overhead allocated to product D for parts administration would be: a) $275,000 b) $300,000 c) $330,000 d) $345,000 (10 marks) Also explain the calculations