Usnavi runs a small bodega in Washington Heights. Until recently, he sold a large coffee for $1.75 and sold 105 cups per week. He just raised the price to $2.25 and as a result, he now sells 95 cups per week. Using the midpoint rule, what is the price elasticity of demand for Usnavi's coffee. (Enter your answer rounded to one decimal place) Is the demand for the coffee elastic or inelastic? Does his total revenue increase or decrease with the change in price