With this information, you can calculate the quantity of days 6 hours is equal to.
¿What is the inverse calculation between 1 day and 6 hours?
Performing the inverse calculation of the relationship between units, we obtain that 1 day is 4 times 6 hours.
Which is the same to say that 6 hours is 0.25 days.
Six hours equals to zero days. *Approximation
A day is four times six hours. *Approximation