A boy of weight 500 N sits on a chair. What reaction force acts on the boy?

For which pair of functions is (gof)(a)=|a|-2?

Which expression is equivalent to 3^3 + 2^2?

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?