Turney Company produces and sells automobile batteries, the heavy-duty HD-240. The 2021 sales budget is as follows. Quarter HD-240 1 4,000 2 6,000 3 7,000 4 10,000 The January 1, 2014, inventory of HD-240 is 3,000 units. Management desires an ending inventory each quarter equal to 40% of the next quarter's sales. Sales in the first quarter are expected to be 25% higher than sales in the same quarter in 2021. Instructions: Prepare quarterly production budgets for quarter and in total for 2021