With this information, you can calculate the quantity of hours 18 minutes is equal to.
¿What is the inverse calculation between 1 hour and 18 minutes?
Performing the inverse calculation of the relationship between units, we obtain that 1 hour is 3.3333333 times 18 minutes.
Which is the same to say that 18 minutes is 0.3 hours.
Eighteen minutes equals to zero hours. *Approximation
A hour is three times eighteen minutes. *Approximation