Harper Manufacturing produces a special type of polymer used in medical devices. In 2022, the first year of operations, Harper produced 5,500 tons of polymer and sold 3,200 tons. In 2023, the company produced the same amount but sold 6,500 tons (i.e., selling all of its inventory). The selling price per ton was $1,800, variable manufacturing costs per ton were $350, and variable selling expenses were $500 per ton. Fixed manufacturing costs were $3,500,000, and fixed administrative expenses were $600,000. Compute net income under variable costing for 2022.

A firm has a degree of operating leverage (DOL) of 4.2. If its profits increase by 3%, what is the percentage change in sales?

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