30) Gizmo Company, a manufacturer of small appliances, had the following activities, allocated costs, and allocation bases: Allocated Costs Account inquiry (hours) $68,000 Account billing (lines) $34,000 Account verification (accounts) $18,000 Correspondence (letters) $10,000 Allocation Base 2600 hours 17,000 lines 20,000 accounts 1400 letters The above activities are carried out at two of its regional offices. Activities Northeast Office Midwest Office Account inquiry (hours) 100 hours 250 hours Account billing (lines) 16,000 lines 8000 lines Account verification (accounts) 1900 accounts 700 accounts Correspondence (letters) 50 letters 140 letters What is the cost per hour for the account inquiry activity? (Round your answer to the nearest cent.) A) $0.90 B) $26.15 C) $7.14 DI $2.00