"Nano" is a prefix that means "10-9" or 0.000000001 .
One nano-anything is one billionth of it.
Three seconds is one twentieth of a minute.1/20
51/60
7/10
1/12
24 seconds is 24/60ths of a minute, which is 2/5 of a minute.
A nanominute is 1 billionth of a minute.
The prefix nano means a billionth (0.000 000 001), so a nanominute would be a billionth of a minute. Note that this combination is seldom used in practice; instead, for small time units, a fraction of a second would be used, such as a microsecond or a nanosecond. Thus, a nanominute is the same as 60 nanoseconds.
It is: 7/60 of a minute
A minute is 1/60 of an hour
53 seconds as a fraction of one minute is 53/60
It is 13/60 of a minute
Second
It is 30/60 or 1/2 simplified
It is 14/60 = 7/30 of a minute
One minute is 1/60 of an hour
It is: 12/60 or 1/5 of a minute
49/60 of a minute