The next two numbers in the series, 32000, 8000, 2000, 500 are

Which of the following of the following sets of side lengths could not form a triangle?

Can someone me and do the problem plz so i can understand it more better

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%