0
Anonymous
45 sec / 1 hr = 45 sec / 3600 sec = 1/80
Wiki User
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1/9th
No hour. It's just 1 minute and 45 seconds.
1\2
It is: 45/60 which is 3/4 of an hour in its simplest form
It is: 20/(60*60) = 1/180 of an hour