6.

Becky's Bakery sells three large muffins for every two small ones. A small muffin sells for $3.50 with a variable cost of $2.00. A large muffin sells for $ 6.00 with a variable cost of $ 3.00. What is the weighted-average contribution margin? (Round any intermediate calculations and your final answer to the nearest cent.) A. $ 2.25 per muffin B. $2.40 per muffin C. $4.75 per muffin D. $4.50 per muffin