Arithmetic of t, r, m = 8 and the average of t, m, r and k = 11. What is the value of k?

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

Which graph represents the parent function of y=(x+2)(x-2)

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?