Question

Tammy paid $12.98 for a 6.35-kg bag of dog food. A few weeks later, she paid $14.88 for a 7.03-kg bag at a different store.

Find the unit price for each bag. Then state which bag is the better buy based on the unit price.

Round your answers to the nearest cent.

Answer 1

First bag's unit price=$1.92 per kg Second bag's unit price=$1.87 per kg

Explanation:

The only thing you will need to round it 1.92 we you round 1.92 becomes 1.93

Answer 2

(a)$2.04 per kg

(b)$2.12 per kg

(c)First Bag

Explanation:

1st Bag

Tammy paid $12.98 for a 6.35-kg bag of dog food.

`\text{Unit Price (Price per Kg)}=(\$12.98)/(6.35kg) =\$2.04 \text{ per kg}`

2nd Bag

At a different store, she paid $14.88 for a 7.03-kg bag .

`\text{Unit Price (Price per Kg)} =(\$14.88)/(7.03kg) =\$2.12 \text{ per kg}`

The first bag is better as it is cheaper.