PROBLEM 6-11 points Marvin Corporation manufactures joint products P and Q. During a recent period, joint costs amounted to $80,000 in the production of 20,000 gallons of P and 60,000 gallons of Q. Garvin can sell P and Q at split-off for $2.20 per gallon and $2.60 per gallon, respectively. Allocate joint costs using the physical measure method. Show computations