Bell Company sells several products. Information of average revenue and costs is as follows:

Selling price per unit $28.50

Variable costs per unit: Direct material $5.25

Direct manufacturing labor $1.15

Manufacturing overhead $0.25

Selling costs $1.85

Annual fixed costs $110,000

The company sells 10,000 units

What is the proportion of variable costs to total costs?

45.00%

43.59%

53.56%

48.56%

70.18%