None or several answers can be correct!
Correct answer:
- Mindestens alle zwei Minuten ein kräftiges Schallsignal, das mit den vorgeschriebenen nicht verwechselt werden kann.
Answer probability
66% This is the probability that you will answer the question correctly. Log in so we can calculate your personal probability.
Answers
From you:
533 answered times
337 correct / 196 wrong
533 answered times
337 correct / 196 wrong
From all users:
761 answered times
509 correct / 252 wrong
761 answered times
509 correct / 252 wrong