Question

Which is the least expensive per oz? 12 oz for $5.28 or 18 oz for $7.96. round to the nearest cent?

Answer 1

5.28 / 12 = 0.44 per oz
7.96 / 18 = 0.4422 rounds to 0.44 per oz

technically, by rounding to the nearest cent, they are the same cost.

Answer 2

We see that both of them cost equal.

( As they are approximately of the same cost in cents)

Explanation:

1)

12 oz for $ 5.28

This means that the rate of 1 oz is:

$ 5.28/12= $ 0.44

Also we know that 1 dollar= 100 cents.

This means that: $ 0.44= 44 cents.

Hence, cost of 1 oz is: 44 cents.

2)

18 oz for $ 7.96

This means that the rate of 1 oz is:

$ 7.96/18= $ 0.4422 cents

Also we know that 1 dollar= 100 cents.

This means that: $ 0.4422= 44.22 cents.

Hence, cost of 1 oz is: 44 cents.

Both are of same cost.