Question 25: If −30m represents the depth of 30m30m below sea level, then +20m represents the height as:
If −30m represents a depth of 30m below sea level, then +20m represents an altitude of 20m above sea level.
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Question 25: If −30m represents the depth of 30m30m below sea level, then +20m represents the height as:
If −30m represents a depth of 30m below sea level, then +20m represents an altitude of 20m above sea level.
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