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Today’s question: which is not a commonly used method of estimating distance underwater:
A: arm spans
B: tank pressure
C: wave lenghts
D: elapsed time
Send your answer to email@example.com or post it here. The Winner will be announced, tomorrow 221th of June at 12:00 noon Thailand time, just before we post the next question.
The Correct Answer of June 20th Quiz is: D: 23 meters / 78 feet. Today’s Winner is Paul Harker. Congratulations on entering the final Lucky Draw on July 1st.