Which ordered pair is a solution of the equation? y=7x-2
A) Only (3,15)
B) Only (-1,-10)
C) Both (3,15) and (-1,-10)
D) Neither

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?