Total weight(in pounds) 12 18 30 60 number of books 10 15 25 50 a. does the table represent a proportional relationship? b. if the relationship is proportional, what is the constant of proportionality?

Which rule describes the composition of transformations that maps △abc to △a”b”c

Do one of the following, as appropriate: (a) find the critical value z subscript alpha divided by 2 , (b) find the critical value t subscript alpha divided by 2 . 99%; nequals 17; sigma is unknown; population appears to be normally distributed.

Judy garland electronics operate on a net-profile rate of 20% on its printer cables. if the markup is $8.95 and the overhead is $4.31,find the net profit and the selling price? use the net-profit rate formula to solve this problem.