The o! natural company sells a juice in 1 gallon bottles. the current retail price of the juice is $3.50 for 1 gallon. in order to remain competitive, the company will decrease the price to $3.20. suppose the company’s cost per 1 gallon is $2.70. what is the markup if they sell each gallon at $3.20? what is the markup if they sell each gallon at $3.50?