Past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

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%

Select the correct statement about the function represented by the table