Asked by Mara

A watch manufacturer claims that its watches gain or lose no more than 8 seconds in a year.

How accurate is this watch, expressed as a percentage?
Answered by drwls
Express 8 seconds as a fraction of the number of seconds in a year. Then change that fraction to %

8/(24*365*3600) = 2.5*10^-7
= ____ %
Answered by Anonymous
0.2
Answered by Anonymous
100
Answered by annie
2.5*(10^-9)%
Answered by j
A watch manufacturer claims that its watches gain or lose no more than 8s in a year.
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