[Calculation of the flight time]
Q : If an aircraft consumes 220 gallons per hour, how many hours can it y when
consuming 550 gallons fuel?
A : Align 22 of the outer scale with the “” of SPEED INDEX of the inner scale.
Result: Two hours and thirty minutes - 2:30 corresponds to 55 of the outer scale.
How to use the Yachting function5.
Many yacht races are set in triangular course layouts such as the one
described on the next page, where the winner is the boat that navigates
the designated course around the marks in the fastest time.
Direction: Navigational bearings are most often given in terms of degrees.
North: 0° East: 90° South: 180° West: 270°
Starboard is the right hand side of a yacht when looking forwards and is
always green, Port is the left hand side of a yacht when looking forwards
and is always red.
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