What is one fourth to the third power as a product

Which statements regarding the diagram are true? check all that apply.

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

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%