David makes 17 dollars in an hour and works 25 hours a week. linda makes 25 dollars a hour abd works 7 hours each week. How much do they both make together

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%