The function y = 3x + 42 models the average number of dogs at an animal shelter, where x is the number of days after July 1. The function
y = 4x + 7 models the average number of cats at the animal shelter,
where x is the number of days after July 1. After how many days is the
average number of cats and dogs at the shelter the same?

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?

Yvaries directly as x. y =90 when x=6. find y when x=13

What is the mean of the data set 125, 141, 213, 155, 281