Answer:
The best buy available is:
A)
Step-by-step explanation:
A)
a can of tomatoes for 53¢ .
B)
The regular price of one can is: 68¢.
Now, a can is at a discount of 20%.
This means that the cost of one can of tomatoes will be:

which is given as:

Hence, the cost of 1 can of tomatoes are: 54.4 ¢.
Hence, the best buy available is;
A)
( Since it cost less to buy 1 can of A) rather than 1 can of B)
Since 53<54.4 )