Fei yen's dog eats 8 ounces of dog food each day. fei yen bought a 28-pound bag of dog food. how many 8-ounce servings are in a 28-pound bag of dog food?

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

(25 ! ) what does it mean for an equation to have no solution or infinitely many solutions?

People end up tossing 12% of what they buy at the grocery store. assume this is the true population proportion and that you plan to take a sample survey of 540 grocery shoppers to further investigate their behavior. a. calculate the mean and the standard error for the sample proportion p. b. describe the sampling distribution of p in part a. draw a graph of this probability distribution with its mean and standard deviation. what is the probability that your survey will provide a sample proportion more than 15%? c. d. population proportion? what is the probability that your survey will provide a sample proportion within + 0.03 of the