Answer:
Explanation:
Coupon A
Unit price of fresh buns =

=

Unit Price = $0.27 per bun
Coupon B
Units price of fresh buns =

Unit Price = $0.25 per bun
Coupon with the better buy is Coupon B.
Coupon C
Unit price of hamburger meat =

=

= $0.34 per hamburger
Coupon D
Unit price =

= $0.40 per hamburger
Coupon with better buy is Coupon C.