Question

The arithmetical check for Height of Instrument method (HI) is -

• A. ∑BS - ∑IS = First RL - Last RL
• B. ∑BS - ∑FS = Last RL - First RL
• C. ∑FS - ∑BS = Last RL - First RL
• D. ∑BS - ∑FS = First RL - Last RL

Answer 1

The Correct Option is B

The correct answer is (B) : ∑BS - ∑FS = Last RL - First RL.