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8. (2 points) 10 workers worked for 5 hours at workplace A, which received the effective dose of 0.05 mSv in an hour and

8. (2 points) 10 workers worked for 5 hours at workplace "A", which received the effective dose of 0.05 mSv in an hour and 5 workers worked for 10 hours at workplace "B", which received the effective dose of 0.1 mSv in an hour. What is the collective effective dose of workplace "A" and "B", respectively?

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