Question

Choose the best buy available.

A) a can of tomatoes for 53¢
B) one can of tomatoes with a 20% discount when the regular price is 68¢ per can

Answer 1

A. because 68 x .2=13.6 and 68-13.6=55 which is more expensive than A's 53 cents

Answer 2

The best buy available is:

A)

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:

`68-20\%\ of\ 68`

which is given as:

`68-(20)/(100)* 68\\\\=54.4`

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 )