Question: 1 . Convert - 2 % grade to ratio, fraction, vertical angle, and zenith angle. 2 . Station 1 2 + 1 8 . 5

1. Convert -2% grade to ratio, fraction, vertical angle, and zenith angle.
2. Station 12+18.56 has an elevation of 189.23 and the grade to station 18+89.10 is -3%. What is
the elevation of 18+89.10?

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