The price per bottle of laundry detergent at Walmart is $0.80 per ounce.
To find out, you can divide the total price by the number of ounces in the bottle:
Price per ounce = Total price / Number of ounces
Price per ounce = $4.80 / 6 oz
Price per ounce = $0.80/oz
Therefore, the price per bottle is $0.80 per ounce.