The cost of 5 cans of dog food is $4.35. At this price, how much do 11 cans of dog food cost?

Sara sells beaded necklaces she makes a profit of 4 dollars pn every neclace she sells which table represents the profit sara makes

What is the standard deviation of the following data set rounded to the nearest tenth? 3, 17, 18, 15, 12, 21, 9

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)