I need help on figuring variable cost of good sold , manufacturing margin and varable selling expense

Galaxy Sports Inc. manufactures and sells two styles of All Terrain Vehicles (ATVs), the Conquistador and Hurricane, from a single manufacturing facility. The manufacturing facility operates at 100% of capacity. The following per-unit information is available for the two products:

Conquistador Hurricane

Sales price $4,800 $2,800

Variable cost of goods sold (3,020) (1,880)

Manufacturing margin $1,780 $920

Variable selling expenses (772) (472)

Contribution margin $1,008 $448

Fixed expenses (470) (180)

operating income $538 $268

In addition, the following sales unit volume information for the period is as follows:

Conquistador Hurricane

Sales unit volume 2,200 1,500