The frosty ice cream shop sell sundaes for $2 and banana splits for $3. on a hot summer day the shop sold 8 more sundaes and the banana split and made $156

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%