The answer is basically perfect except the last number and I wanna know why this is and the correct answer. thank you!

Belleterre Tiles makes tiles for flooring and other applications. The CFO of the company provides you with the following information for the period October through December, the company's third quarter: Required: a. What is the average selling price per tile? Note: Round your final answer to 2 decimal places. b. What is the average variable cost per tile? Note: Round your final answer to 2 decimal places. c. What is the average contribution margin per tile? Note: Do not round intermediate calculations. Round your final answer to 2 decimal places. d. What is the current operating profit for a quarter? Note: Do not round intermediate calculations. e. What is the break-even point? Note: Do not round intermediate calculations. f. The CFO tells you that the company owners have said that unless the quarterly operating profit exceeds $20,646, they will liquidate the company. How many tiles would have to be sold in a quarter for Belleterre Tile to earn $20,646 in quarterly operating profit? Note: Do not round intermediate calculations. Answer is complete but not entirely correct. Belleterre Tiles makes tiles for flooring and other applications. The CFO of the company provides you with the following information for the period October through December, the company's third quarter: Required: a. What is the average selling price per tile? Note: Round your final answer to 2 decimal places. b. What is the average variable cost per tile? Note: Round your final answer to 2 decimal places. c. What is the average contribution margin per tile? Note: Do not round intermediate calculations. Round your final answer to 2 decimal places. d. What is the current operating profit for a quarter? Note: Do not round intermediate calculations. e. What is the break-even point? Note: Do not round intermediate calculations. f. The CFO tells you that the company owners have said that unless the quarterly operating profit exceeds $20,646, they will liquidate the company. How many tiles would have to be sold in a quarter for Belleterre Tile to earn $20,646 in quarterly operating profit? Note: Do not round intermediate calculations. Answer is complete but not entirely correct