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POCKET REFERENCE GUIDE — 27
3. Solve for Drop:
h HGHT 2 FEET 2-1/4 INCH
Solve Drop Using Percent Grade
4. Enter 5% Grade:
5ÇÍ(%Grade) %GRD 5.
5. Solve for Drop:
h HGHT 1
FEET 3 INCH
Solve Drop Using Slope ratio
6. Enter 4:1 Slope:
4Ç÷(1/x) 0.25
Í SLP 0.25
7. Solve for Drop:
h (Depth) HGHT 6
FEET 3 INCH