If fuel consumption is 80 pounds per hour and groundspeed is 180 knots, how much fuel is required for an airplane to travel 460 NM?

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Determine the approximate ground roll.

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(Refer to figure 35.) GIVEN:

Temperature 50 °F
Pressure altitude Sea level
Weight 3,000 lb
Headwind 10 kts

What is the total takeoff distance over a 50-foot obstacle?

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(Refer to figure 32.) GIVEN:

Temperature 30 °F
Pressure altitude 6,000 ft
Weight 3,300 lb
Headwind 20 kts

To determine pressure altitude prior to takeoff, the altimeter should be set to

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What is the ground roll required for takeoff over a 50-foot obstacle?

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(Refer to figure 32.) GIVEN:

Temperature 100 °F
Pressure altitude 4,000 ft
Weight 3,200 lb
Wind Calm