For this case we must convert 26 seconds to hours,
By definition we have to:
1 hour equals 3600 seconds.
So, if we propose a rule of three we have:
1 hour ----------> 3600 seconds
x ------------------> 26 seconds
Where the variable "x" represents the number of hours equivalent to 26 seconds:

Thus, 26 seconds equals approximately 0.0072 hours.
Answer:
0.0072 hours