
The firm's total profit for this year based on the firm's current level of production is $180.
The total profit is the difference between sales revenue and total (variable and fixed) costs.
Sales revenue = $300
Variable costs = Â Â (70)
Contribution    $230
Fixed costs      (50)
Total profits    $180
Thus, the firm's total profit for this year based on the firm's current level of production is $180.
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