77 × 60 = 4620 seconds
There are 60 seconds in a minuet and 60 minutes in an hour. Therefore one hour and 30 mins. is the same as 90 mins. 60*90= 5400 seconds.
60
3,600 seconds in one hour.
There are only one group of 3600 seconds in one hour. One hour is equal to 3600 seconds.
3600 seconds in one hour.
1 hour has 3,600 seconds.
one minute = 60 seconds
90 seconds
There are 60 minutes in an hour.
3,600 seconds.
1 hour = 3 600 seconds One minute = 60 seconds One hour = 60 minutes 60x60 = 3600
(1/4 * 1/3 * 1/2) * 60 mins = 1/24 * 60 = 2 1/2 minutes or 2.5 minutes or 2 minutes 30 seconds.