(6.5+12k) hours where k is an integer.
(11 + 12k) hours where k is an integer.
There are 7 + 12k hours where k is an integer.
(12k + 6) hours where k is an integer.
There are 5 + 12k hours where k is an integer.
one and a half hours
(1 + 12k) hours where k is an integer.
(4:07+12k) hours where k is an integer.
(7.25+12k) hours where k is an integer.
1375
One hour and 15 minutes would be a good time to finish a 12km race, one hour would be a very good time and anything under one hour is extremely good.
3 + 12k hours and 27 minutes, where k is an integer.
i can run 12k for the first time, 1:25min.
(9 + 12k) hours where k is an integer.
It is (4.91666..+12k) hours where k is an integer.
(7+12k) hours where k is an integer.
(7.75+12k) hours where k is an integer.