Answer:
The small bottle is the best value for money.
Step-by-step explanation:
The small bottle of Ketchup contains 342 gm and costs 88 pence i.e. 0.88 pounds.
So, cost per gram of Ketchup is pounds per gram.
The medium bottle of Ketchup contains 570 gm and costs 1.95 pounds.
So, cost per gram of Ketchup is pounds per gram.
The large bottle of Ketchup contains 1500 gm and costs 3.99 pounds.
So, cost per gram of Ketchup is pounds per gram.
Since the per gram Ketchup cost is smallest in the small bottle of Ketchup, therefore, the small bottle is the best value for money. (Answer)