Canada has a population that is 1/10 as large as the united states. if canada's population is about 32 million, about how many people live in the united states? explain the number of zeros in your answer.

Find the solution of this system of equation -7x+y=-20 9x-3y=36

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%

Find the maximum value of p= 4x + 5y subject to the following constraints :