Many earned $80 selling 32 paintbrushes at a crafts fair. what was the cost of each paintbrush?

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?

Solve the inequaliy: (x^2+2)(x−2)^2(6−2x)> 0

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