1. Procter & Gamble Co. sells three product lines, A, B, and C, with the following information for the year ended December 31, 2023:

Product	Units Sold	Sales Price per Unit ($)	Variable Cost per Unit ($)
A	200,000	10	6
B	150,000	15	9
C	100,000	20	12

1. Required:
   • Calculate the total sales revenue for Procter & Gamble Co.
   • Determine the sales mix percentage.
   • Calculate the overall contribution margin ratio.
   • Determine the weighted average contribution margin per unit.
   • Analyze the impact of a 10% increase in variable costs on overall contribution margin.