At the end of the quiz you will be directed to a page that contains videos showing how to calculate the answers. At the bottom is a quiz for you to test what you have learned. It is done by just giving an example question with a video to show how the answer can be calculated. This means that there is less rounding when using the ERDPml giving lower pressure groups or longer dives or shorter surface intervals on some dives.īelow i have laid out the different ways the RDP table can be used, and the different types of questions you may be asked. The ERDPml has columns that only jump in five foot increments, 35ft, 40ft, 45ft, 50ft, 55ft and so on. The reason for this is that the table has columns for 35ft, 40ft, 50ft, 60ft and so on up to 140ft. The RDP table will, in many cases, give different answers to the same question calculated using the ERDPml. 2 Padi Divemaster Exam Questions B and to do your very best on test day. Draw out a dive diagram, fill in the numbers from the question and then work the answer. One of the most important things when answering questions with the RDP table, like the ERDPml, is to follow a methodical approach.
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