Help help meee please! Please answer it correctly.

*this is grade 8 math*

Write the letters if it is a function.

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?

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.

Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?