Jackson middle school has 4 students in choir for every 1 student in band. if there are 40 students in band, how many students are in choir?

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

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%

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily