Can someone helo me step by step on how to solve this

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%

What is the ordered pair of m’ after point m (5, 6) is rotated 90° counterclockwise?

Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.