Use the following information for questions 7-8 Teruba Melons purchased a truckload of watermelons weighing 3,000 pounds for $900. The company separated the melons into two grades: superior and economy. The superior grade melons have a total weight of 2,400 pounds and the economy grade melons total 600 pounds. The company sells the superior grade at $0.60 per pound and the economy grade at $0.30 per pound. 7. How much of the $900 cost of the truckload will be allocated to the superior grade melons using the physical quantity method? Use five significant digits in calculations. $1,440 $960 $540 $720