4-Given the following data regarding direct materials used in production:

19 net pounds of direct materials are used to elaborate 100 units with a cost of $7.25 per pound. The production method converts 95% of direct materials into the final product. Therefore, there is a waste of 5%.

For a given period, production of 7,350 units was achieved using 1,510 pounds of direct materials with a cost of $7.15 +1% transportation cost

Question: Solve for the change in quantity under standard cost