Answer:
Shop 1
Step-by-step explanation:
1 litre = 2,113 pint
The first shop's offer is £1.80 for 1 litre which is the same as £1.80 for 2,113 pints. The second shop's offer is £2.20 for 2 pints.
When buying in shop 1 you get more juice for cheaper price, so this shop has the best value for apple juice.