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Aaron's chairs is in the process of preparing a production cost budget for August. Actual costs in July for 120 chairs were: Materials cost $4,720 Labor cost 2,680 Rent 1,500 Depreciation 2,500 Other fixed 3,200 costs Materials and labor are the only variable costs. If production and sales are budgeted to change to 140 chairs in August, how much is the expected total variable cost on the August budget