A quarter of a century is 25 years
A year is 365.25 days
A day is 24 hours
An hour is 60 minutes
A minute is 60 seconds
Therefore the number of seconds in a quarter of a ventuary =
25*365.25*24*60*60 = 788,940,000 seconds
A quarter hour = 15 minutes = 15*60 = 900 seconds.
375 seconds.
One minute is 60 seconds, so a quarter of that is ¼ x 60 = 15 seconds.
285 seconds.
1/4 hour is 900 seconds.
There are 15 seconds in a quarter of a minute.
375 seconds.
A quarter hour = 15 minutes = 15*60 = 900 seconds.
One minute is 60 seconds, so a quarter of that is ¼ x 60 = 15 seconds.
18
285 seconds.
1/4 hour is 900 seconds.
255
15
15
there are 12 months in one year and 100 years in one centuary, there for 12x100= 1'200 months :))
1 minute = 240 1/4-seconds