200 metres/28 seconds = 7.1 metres/second, to the justified number of significant digits.
Average being a vague term, about 12-13 seconds is adequate for someone in good shape.
Already answered. Some say 508 seconds, or 8 minutes 28 seconds. Another source says 36 minutes and change.
The average time that should be taken for someone to complete a full swing of a one-handed sword in various directions is 30 seconds.
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Every 14 seconds.
have someone count the number of times you inhalein 30 seconds repeat 2 more times calculate the average number of breathes multiply the average number of breathes by 2
every three seconds someone dies, and every one second a baby is born.
Average speed = 10 meters per 2 seconds.Other ways of stating it:-- 5 meters per second-- 18 kilometers per hour
Have a person hold the middle of your chest then do really heavy breaths out and you will pass out for an average 11 seconds. I do NOT recommend it, a boy recently died because of it. Some people even have seizures.