how much lam resin for frist time glass job

how much laminateing resin will i need to glass a 6’6’’ board , 4oz bottom with fin patch n a 4+4oz plus deck patch. this will be my frist go and will be useing solar cure to help me.

You will easily get one board out of a gallon of resin with a pint or two left over.  Don’t bother buying separate sanding resin…just get the wax addative and add as needed.