Evaluate the marginal cost of expanding PepsiCo's snack food production.

Cost Components	Fixed Costs ($)	Variable Costs per Unit ($)	Production Volume (units)
Snack Food Production	1,800,000,000	2	600,000,000

Requirements:

Calculate the marginal cost per unit.

Analyze how changes in production volume affect the marginal cost.

Determine the break-even point for the snack food production expansion.

Provide recommendations for cost management in snack food production.