Santa’s elves are selling are selling cookies for a sale. on the first day they sold 120 peppermint cookies and 30 cinnamon sugar cookies for total of $81. the next day they made $60 by selling 70 peppermint cookies and 60 cinnamon sugar cookies. find total cost of each cookie

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

Which is the solution to the inequality? 2 3/52 1/15 b< 3 2/15 b> 3 2/15

What is the distance between a and b? round your answer to the nearest tenth. a coordinate plane is shown. point a is located at negative 1, 5, and point b is located at 4, 1. a line segment connects the two points.