During 1 week, an overnight delivery company found that the weights of its parcels were normally distributed, with a mean of 24 oz and a standard deviation of 6 oz. What percent of the parcels weighed...

During 1 week, an overnight delivery company found that the weights of its parcels were normally distributed, with a mean of 24 oz and a standard deviation of 6 oz. What percent of the parcels weighed between 12 oz and 30 oz? (Round to the nearest hundredth)