Coach Pennington sold a total of 30 t-shirts and sweatshirts for her fundraiser. She needed to turn in money but lost the receipt with how many she sold of each. Pennington remembers the t-shirts sold for $10 each and the sweatshirts were $25 each. She collected $450 total. How many of each item did she sell?

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year

(co 3) the soup produced by a company has a salt level that is normally distributed with a mean of 5.4 grams and a standard deviation of 0.3 grams. the company takes readings of every 10th bar off the production line. the reading points are 5.8, 5.9, 4.9, 6.5, 5.0, 4.9, 6.2, 5.1, 5.7, 6.1. is the process in control or out of control and why? it is out of control as two of these data points are more than 2 standard deviations from the mean it is in control as the data points more than 2 standard deviations from the mean are far apart it is out of control as one of these data points is more than 3 standard deviations from the mean it is in control as the values jump above and below the mean