Please explain how to solve.

Based on the following cost data, items labeled (a) and (b) in the table below are which of the following amounts, respectively? 1,700 3,400 Number of units: Total cost: Variable Fixed $8,500 $7,480 $17,000 $ 7,480 Cost per unit: Variable Fixed $ $ 5.0 4.4 (a) (b) Multiple Choice 0 (a) = $5.00; (b) = $2.20 0 (a) = $2.73; (b) = $3.00 0 (a) = $5.00; (b) = $4.40 0 (a) = $2.50; (b) = $2.2