I have know idea!But if I knew I would help u!
1. we know she needs 3 packs of biscuits
2. Shop A you only need to pay for 2 packs
3. Shop B you only need to pay for 2 packs
4. Shop C you need to pay for all three
5. so we know C is out of the option.

so shop A and B will cost the least
Answer:
21,25,29,33
Step-by-step explanation:
Step-by-step explanation:
