7/8 gallons in 1/2 hour
Looking for gallons per hour, or

.
So, this is basically a division problem of 7/8 divided by 1/2. Dividing by a fraction is the same as multiplying by that fraction's reciprocal.


Now we simplify by a factor of 2:

And here we are! There are 7/4 gallons leaking per hour. This is the same as 1.75 gallons per hour. Hope this helps! :)