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U.S. Gallons to Imperial Gallons
Your Approved Flight Manual lists fuel capacity in
U.S. gallons, but in many countries fuel is delivered
in Imperial gallons. Arrows marked U.S. GAL and
IMP. GAL are provided on both middle and outer
scales to help you convert between these quanti-
ties. Your tanks are placarded to hold 64 U.S.
gallons. How many Imperial gallons will they hold?
1.
Line up the U.S. GAL arrow on the middle
scale opposite the IMP. GAL arrow on the
outer scale.
2. Find 64 on the middle scale.
3. Read 53.2 Imperial gallons on the outer scale
(
see
Figure 10). Because Imperial gallons
are larger than U.S. gallons, the number of
U.S. gallons will always be larger.
Figure 10
You have purchased fuel in Canada and the deliv-
ery slip says 32 Imperial gallons. How many U.S.
gallons have you purchased? Line up the IMP. GAL
arrow with the U.S. GAL arrow. Find 32 on the