Answer:
So 3 for $1.26 and 4 for $1.68
Step-by-step explanation:
3 for $1.26 means $0.42 per each
4 for $1.68 means $0.42 per each
5 for $2.25 means $0.45 per each
So 3 for $1.26 and 4 for $1.68 would be the least expensive unit rate!
Hope this help :3