There are 86,400 seconds in a day (24 hours x 60 minutes x 60 seconds). Therefore, in a day and a half (36 hours), there would be 129,600 seconds (36 hours x 60 minutes x 60 seconds).
two and a half seconds
30 minutes × 60 seconds = 1800 seconds in half an hour.
2 and a half hours is 90 seconds.
There are 5,400 seconds in an hour and a half.
2880 half-minutes per day.
43200 seconds / 60 seconds in a minute / 60 minutes in an hour = 12 otherwise known as half a day
two and a half seconds
There are 5400 seconds in an hour and a half.
30 seconds in half a minute (there are 60 seconds in a minute)
One day is equal to 60 x 60 x 24 = 86400 seconds. Therefore, two and a half days is equal to 2.5 x 86400 = 216000 seconds.
One week = 1,209,600 half-seconds.
30 minutes × 60 seconds = 1800 seconds in half an hour.
There are 19800 seconds in 5 and a half hours.
30 seconds
2 and a half hours is 90 seconds.
86,400 seconds in a day