Hugh has to eam at meet his tundraising goal he has only 100 books that he plans to sell at $8 each, which inequalty shows the number least $400 to books, hugh ean sell to meet his goal?

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e.g. 98.765).

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

1.based of the diagrams what is the the value of x? 2.how would you verify your answer for x