If planning a flight at 10,000 feet altitude with 45% power in the C172S, what is the estimated flight time with full usable fuel (53.0 Gallons)? (Ref: POH SEC 1-4)

• A) 4.26 HOURS
• B) 5.50 HOURS
• C) 6.72 HOURS
• D) 7.30 HOURS