Which is greater 2/5, 0.42, 1/8, 0.375

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out