If 4,200 units are produced, what is the total amount of manufacturing overhead cost?

Perteet Corporation's relevant range of activity is 3,300 units to 7,500 units. When it produces and sells 5,400 units, its average costs per unit are as follows: Average Cost per Unit Direct materials $6.20 Direct labor $3.15 Variable manufacturing overhead $1.30 Fixed manufacturing overhead $3.10 Fixed selling expense $0.60 Fixed administrative expense $0.30 Sales commissions $0.40 Variable administrative expense $0.45