Suppose Q-Mart plans to obtain information on a randomly selected sample of customers using each type of charge card, using equal sample sizes. The estimated common standard deviation is 70. A) Are the two samples paired or independent

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.

Which graph shows the solution set of x^2+4-12x/> 0