The weights of 9-ounce bags of a particular brand of potato chips can be modeled by a normal distribution with mean
μ= 9.12 ounces and standard deviation = 0.05 ounce.
What percent of 9-ounce bags of this brand of potato chips weigh between 9 and 9.1 ounces?
Round your answer to 4 decimal places and then convert to a percentage.