Zhang Industries budgets production of 350 units in June and 360 units in July. Each finished unit requires 5 pounds (lbs.) of raw material K, which costs $6 per pound. Each month's ending inventory of raw materials should be 30% of the following month's budgeted production. The June 1 raw materials inventory has 525 pounds of raw material K. Compute budgeted purchases for raw material K in pounds for June