9514 1404 393
Answer:
Step-by-step explanation:
1. 91 cm/(24 h) × (1 in)/(2.54 cm) = (91/(24(2.54)) in/h ≈ 1.49 in/h
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2. 10:39:24 h = 10*60 +39 +24/60 = 639.4 minutes
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3. Tax is usually a fraction of the base charge, so we assume that the term 0.04(30h) is the term representing the tax to be paid.