If you use this stopwatch to measure a time of 5 hours 16 minutes and 12.59 seconds, how much time could have actually passed?

exactly 5 hours 16 minutes 12.59 seconds

between 5 hours 16 minutes 12.58 seconds and 5 hours 16 minutes 12.60 seconds

between 5 hours 15 minutes and 5 hour 17 minutes

between 5 hour 11 minutes 12.59 seconds and 5 hours 21 mi

Question

If you use this stopwatch to measure a time of 5 hours 16 minutes and 12.59 seconds, how much time could have actually passed?
		
exactly 5 hours 16 minutes 12.59 seconds
		
between 5 hours 16 minutes 12.58 seconds and 5 hours 16 minutes 12.60 seconds
		
between 5 hours 15 minutes and 5 hour 17 minutes
		
between 5 hour 11 minutes 12.59 seconds and 5 hours 21 mi

anonymous · Answer

A stopwatch is calibrated for a time interval of 1/100th of a second with a range of 9 hours 59 minutes and 59.99 seconds. It also has a ± 5-seconds-a-day bias. This means this watch could gain or lose up to 5 seconds each day of use.