For every 4 pieces of kit kat march has, peter has 7 pieces of reese's. they go on a shopping spree to buy more. in the end, marcy ends up with 3 less kit kat than peter has reese's. how many kit kat does marcy have at the end?

If point cis between points a and b, then ac + — = ab

Assume that females have pulse rates that are normally distributed with a mean of mu equals 72.0 beats per minute and a standard deviation of sigma equals 12.5 beats per minute. complete parts (a) through (c) below. a. if 1 adult female is randomly selected, find the probability that her pulse rate is between 65 beats per minute and 79 beats per minute. the probability is? b. if 16 adult females are randomly selected, find the probability that they have pulse rates with a mean between 65 beats per minute and 79 beats per minute. the probability is? c. why can the normal distribution be used in part (b), even though the sample size does not exceed 30?

If the square of a positive integer is added to 2 times the integer the result is 48. find the integer.